Triangle ABC male the outline of a new park. Select all the types of triangles that describe the park?

Solving provided question, we can say that Using the Pythagorean theorem,  [tex]15^2 = h^2 + 5^2 \\[/tex] => h = 14.14 feet

The Pythagorean Theorem, sometimes known as the Pythagorean Theorem, is the basic Euclidean geometry relationship between a right triangle's three sides. According to this rule, the area of a square with the hypotenuse side equals the sum of the areas of squares with the other two sides. The Pythagorean Theorem, often known as the generic algebraic notation a2 + b2 = c2, states that the square that crosses the hypotenuse of a right triangle opposite the right angle equals the sum of the squares that span the sides of a right triangle.

Using the Pythagorean theorem,

[tex]15^2 = h^2 + 5^2 \\[/tex]

[tex]h^2 =\sqrt{200}[/tex]

h = 14.14 feet

To know more about Pythagorean theorem visit:

https://brainly.com/question/14930619

#SPJ1

The length of h in the given parallelogram is 0.24

To help us solve this problem, please refer to the attached picture below for each corner annotation of the parallelogram.

First, we will try to focus on triangle AOD to find the length of OD.

We know that ABCD is a parallelogram and AD is parallel to BC; then AD = BC

AD = 5

To find the length of OD we will use the phytagoras theorem:

AD² = AO² + OD²

0.5² = 0.3² + OD²

0.25 = 0.9 + OD²

OD² = 0.16

OD = 0.4

Then, we will use the congruent triangle concept between triangle AOD and triangle CPD to find the length of h or PD.

Based on the congruent triangle concept; we know that AD and DC should be congruent; then:

AD / DC = AO / DP

0.5 / 0.4 = 0.3 / h

h = 0.24

Learn more about Parallelogram here: brainly.com/question/29147156

#SPJ1

The electric field increases linearly with the position x along the x-axis.

The electric field E as a function of the position x can be found by taking the derivative of the electric potential V with respect to x:

E = -dV/dx = -d(-4x^2 + 3x - 8)/dx = 8x - 3

So the electric field E as a function of x is given by the equation:

E = 8x - 3

This means that the electric field increases linearly with the position x along the x-axis.

Therefore, The electric field increases linearly with the position x along the x-axis.

To learn more about functions,

Visit; brainly.com/question/12431044

#SPJ4

1.102 pounds for an approximate result, divide the mass value by 453.6

453.592 grams equals one pound.As a result, you’ll frequently see that abbreviated to 453 grams. However, if you recall from elementary school math lesson, we usually round up when the first figure following a decimal point is five or greater, so you may also use 454 grams.

One pound is about equivalent to 0.45359237 kilos (kg). The provided pound value is multiplied by 0.45359237 pound, unit of avoirdupois weight, equivalent to 16 ounces, 7,000 grains, or 0.45359237 kg, and of troy and apothecaries’ weight, equal to 12 ounces, 5,760 grains, or 0.3732417216 kg. The acronym lb comes from the Roman predecessor of the contemporary pound.

To learn more about Gram to pound to refer:

brainly.com/question/14147088

#SPJ4

Answer:

wala po may pake ang sagot

The radius of the circle is 3√5 cm.

What is Pythagoras theorem?

The hypotenuse's square is equal to the sum of the squares of the other two sides if a triangle has a straight angle (90 degrees), according to the Pythagoras theorem. Keep in mind that BC2 = AB2 + AC2 in the triangle ABC signifies this. Base AB, height AC, and hypotenuse BC are all used in this equation. The longest side of a right-angled triangle is its hypotenuse, it should be emphasized.

Here given in the question that one side of the wall 5 feet

So as it is a rectangular bedroom it can be split into 2 right-angled triangles.

Let O be the circle's centre and r its radius. Its chords are AB and CD, which have lengths of 6 cm and 12 cm, respectively.

Draw OM LAB which cuts CD at N AB||CD and ON ICD OM LAB AM = MB (*.* Perpendicular drawn from centre of circle bisects the chord).

AM = MB = 1/2AB

AM = 1/2 * 6 =3cm

Distance between chords AB and CDMN = 3cm.

Let ON = x cm.

In right angled AOCN, by Pythagoras theorem

OC² = ON² + CN2

(OC)² = (x)² +(6)²

(OC)² = x²+36.....(i)

(OC)² = (3)²+36

=9+36

= 45

OC = √45

OC = 3√/5cm.

Hence, The radius of the circle is 3√5 cm.

Learn more about Pythagoras theorem, by the following link

https://brainly.com/question/231802

#SPJ1

For each nth term of the sequence, we can multiply 3 by itself (n-1) times and then multiply that result by 23.The nth term of the sequence b1, b2, b3, … , which is bn = 3^(2n-1) × 23.

A geometric sequence is a sequence of numbers in which each term is found by multiplying the previous term by a constant. In this case, the constant is 3 and the first term is 23. An explicit rule for the nth term of the sequence is given by bn = 3^(n-1) * 23. This rule states that bn is equal to 3 to the power of n minus 1, multiplied by 23. Therefore, for each nth term of the sequence, we can multiply 3 by itself (n-1) times and then multiply that result by 23. This gives us the nth term of the sequence.

Learn about geometric sequence here:

https://brainly.com/question/26941752

#SPJ4

Jack is 100 ft away from the trail guide.

The angle of depression is the angle between the horizontal line and the  observation line of the object from the horizontal line.

Given is that Jack is one side of a 200 foot wide canyon and Jill is on the other side. Jack and Jill can both see the trail guide at angle of depression of 50 degrees.

From the figure, we can write -

tan (50) = OB/OC

OB = OC tan(50)                                   ......... { 1 }

and

tan (50) = OB/OA

OB = OA tan (50)                                  ......... { 2 }

Equation { 1 } and { 2 } -

OC tan(50) = OA tan(50)

OC = OA                                                   ...... { 3 }

Now -

AC = AO + OC

2OA = AC

2OA = 200

OA = 100 ft

Therefore, jack is 100 ft away from the trail guide.

To solve more questions on trigonometric heights, visit the link below -

https://brainly.com/question/13514202

#SPJ1

The premium in 6 years is $17828

From the question, we have the following parameters that can be used in our computation:

Initial = 10630

Rate per year = 9% per year

So, the function can be represented as

f(t) = 10630 * (1 + 9%)^t

This gives

f(t) = 10630 * (1 + 9%)^6

Evaluate

f(t) = 17828

Hence, the premium is 17828

Read more about exponential functions at

https://brainly.com/question/2456547

#SPJ1

The average speed for the whole journey is 25 mph.

Completed question :

Tim goes on a car journey. For the first 15 minutes his average speed is 40 mph. He then stops for 25 minutes. He then completes the journey at an average speed of 45 mph. The total journey time is 1 hour.

a) Draw a distance-time

graph for his journey.

b) What is the average

speed for the whole

journey?

mph

Given data :

1. Tim travels first 15 minutes = [tex]\frac{1}{4}[/tex] hour at average speed of 40 mph and passed :

40 x [tex]\frac{1}{4}[/tex]  = 10 miles.

2. Time stops for 25 minutes (distance traveled = 0 miles).

3. He then completes the journey at an average speed of 45 mph. The total journey time is 1 hour, then he was travelling at 45 mph for

60 - 15 - 25 = 20 minutes = [tex]\frac{1}{3}[/tex] hour

and covered

45 x  [tex]\frac{1}{3}[/tex]  = 15 miles.

The distance-time graph for his journey is attached.

Find the average speed for the whole journey:

Average speed = Total distance / Total time = [tex]\frac{10 + 15}{1}[/tex] = 25 mph.

Learn more about Average speed refer to :

https://brainly.com/question/4931057

#SPJ4

1.34 is the critical value Za/2 that corresponds to a 82% level of confidence.

A critical value in statistics is a cut-off number that is compared to a test statistic in hypothesis testing to determine if the null hypothesis can be rejected or not. The value of the test statistic that establishes the upper and lower boundaries of a confidence interval or that establishes the level of statistical significance in a statistical test is known as the crucial value. The term "critical value" in statistics refers to the unit statisticians use to determine the accuracy margin within a collection of data and is denoted as: Critical probability.

Finding critical value of Z at 82% confidence level:

Step 1: α% = 100%-82% = 18%

Step 2: α = 18% = 0.18

Step 3: α/2 = 0.18/2 = 0.09

Step 4: 1- α/2 = 1-0.09 = 0.91

Step 5: Critical value of Z at 82%confidence level:

= Z at 0.91 (from Z tables) ≈ 1.34

To know more about critical value refer to:

https://brainly.com/question/23540032

#SPJ4

The system of linear equations 2 · x + 4 · y = 7 and 2 · x + 4 · y = 9 has no solutions.

In this case we find a representation of two linear equations with two variables, each represented by two orthogonal axes, whose mathematical representation is described below:

a · x + b · y = c

e · x + f · y = g

Where a, b, c, d, e, f, g are real coefficients.

A system has no solution when a = e and b = f but c ≠ g. Graphically speaking, this case is represented by two parallel lines. One example is the following system:

2 · x + 4 · y = 7

2 · x + 4 · y = 9

To learn more on systems of linear equations: https://brainly.com/question/20379472

#SPJ1

The value of segment BC = 9.8 and the value of BD = 7 in the given right triangle ABC.

In a right-angled triangle, the square of the hypotenuse side is equal to the sum of the squares of the other two sides, according to Pythagoras's Theorem. These triangle's three sides are known as the Perpendicular, Base, and Hypotenuse. Due to its position opposite the 90° angle, the hypotenuse in this case is the longest side. When the positive integer sides of a right triangle (let's say sides a, b, and c) are squared, the result is an equation known as a Pythagorean triple.

Given that the length of the segment CA = 14.

As BD is the bisector of line CA we have:

CD = 7 and

DA = 7

Given that angle C = 45 degrees.

Then,

tan C = opposite side/ adjacent side

tan (45) = BD / 7

1 (7) = BD

BD = 7

Using the Pythagorean Theorem we have:

BC^2 = BD^2 + CD^2

Substituting the values of BD = 7 and CD = 7 we have:

BC^2 = 7^2 + 7^2

BC^2 = 49 + 49

BC = 9.8

Hence, the value of segment BC = 9.8 and the value of BD = 7 in the given right triangles ABC.

Learn more about Pythagorean Theorem here:

https://brainly.com/question/343682

#SPJ1

The double integral of the given equation is 101.3π/4.

What is meant by integral?

In mathematics, an integral lends numerical values to functions to represent concepts like volume, area, and displacement that result from combining infinitesimally small amounts of data. Integration is the action of locating integrals.

The integrals of a function in two variables over a region in R², or the real number plane, are referred to as double integrals in mathematics.

The surface area of a 2D figure can be determined primarily using the double integral, which is indicated by the symbol "∫∫". By using double integration, we may quickly determine the area of a rectangular region. Double integration challenges will be easier to address if we are familiar with simple integration.

We are asked to find the double integral of

[tex]\int\int\limits_r \frac{4(1+x^2)}{1+y^2} dA,[/tex],  where region r = {(x, y) | 0 ≤ x ≤ 4, 0 ≤ y ≤ 1}

dA = dx.dy

We can then rewrite the equation as

[tex]\int\limits^4_0\int\limits^1_0 \frac{4(1+x^2)}{1+y^2} dydx[/tex] = [tex]\int\limits^4_04(1+x^2)dx \ .\int\limits^1_0 \frac{1}{1+y^2} dy[/tex]

For the first part,

[tex]\int\limits^4_04(1+x^2)dx = 4\int\limits^4_0(1+x^2)dx = 4[ x + x^3/3]\limits^4_0[/tex]

                                                = 4 [ 4 + 4³/3] - 4[ 0] = 101.3

For the second part,

[tex]\int\limits^1_0 \frac{1}{1+y^2} dy[/tex]

Take y = tan u

then dy = sec²(u) du

 Then the above equation becomes,

[tex]\int\limits^1_0 \frac{1}{1+tan^2(u)}. sec^2(u) du = \int\limits^1_0 \frac{1}{sec^2(u)}. sec^2(u) du[/tex]  

                               = [tex]\int\limits^1_0 (1.du) = [u]^1_0[/tex]

We know x = tan u

so u = tan⁻¹ x

Then the equation becomes

[tan⁻¹ x]¹₀ = [ tan⁻¹ 1 - tan⁻¹ 0] = π/4 - 0 = π/4

Therefore the double integral of the given equation is 101.3π/4.

To learn more about integrals, follow the link.

https://brainly.com/question/12481861

#SPJ4

36.74098197 kg in 81 lbs. Likewise, the question how many pounds in 81 kilogram has the answer of 178.57443237 lbs in 81 kg.

81 kg * 2.2046226218 lbs / 1 kg= 178.57443237lbs

The weight of 81 kilograms is equivalent to 178.57443237 pounds (81kg = 178.57443237lbs). It is simple to convert 81 kg to lb. Simply use our calculator above or the method to convert 81 kg to pounds. To convert 81 kg to pounds, multiply the kilogram mass by 2.2046226218. The formula for converting 81 kilograms to pounds is [lb] = 81 * 2.2046226218. Thus, 81 kilos in pounds are 178.57443237 pounds.

One pound is about equivalent to 0.45359237 kilos (kg). The pound to kilogram conversion is accomplished by multiplying the provided pound value by 0.45359237. In addition, one kilogram is about equal to 2.2046226218 pounds.

To learn more about Pound to kg to refer:

brainly.com/question/28380265

#SPJ4

So the values of c that satisfy the conclusion of the Mean Value Theorem are c = 1 and c = -1.

The answer is 1, -1.

Yes, the function f(x) = 1/x satisfies the hypothesis of the Mean Value Theorem on the interval [1, 6].

To find the numbers c that satisfy the conclusion of the Mean Value Theorem, we need to find values of c in the interval (1, 6) such that f'(c) = (f(6) - f(1)) / (6 - 1).

Taking the derivative of f(x) = 1/x, we get f'(x) = -1/x^2.

Setting f'(c) = (f(6) - f(1)) / (6 - 1) and solving for c, we find that:

-f'(c) = -1/c² = (1/6 - 1) / (6 - 1) = -5/5

-c² = 5/5

-c = +/- √(5/5) = +/- √(1) = +/- 1

So the values of c that satisfy the conclusion of the Mean Value Theorem are c = 1 and c = -1.

The answer is 1, -1.

Learn more about MVT on 1/x Interval here:

https://brainly.com/question/29601798

#SPJ4

a) The derivative of f(x) = x^4 + 4x is f'(x) = 4x^3 + 4.

b) The antiderivative of f'(x) = 4x^3 + 4 is f(x) = (1/4)x^4 + 4x + C

What is derivative of function ?

The derivative of a function of a real variable measures the function's sensitivity to change in relation to a change in its input. Calculus relies heavily on derivatives.

a) To find the derivative of f(x) = x^4 + 4x, we can use the power rule and the linear rule of differentiation. The power rule states that if f(x) = x^n, then f'(x) = nx^(n-1). The linear rule states that if f(x) = cx, then f'(x) = c. Applying these rules, we have:

f'(x) = (x^4)' + (4x)'

= 4x^3 + 4

So, the derivative of f(x) = x^4 + 4x is f'(x) = 4x^3 + 4.

b) The question is asking for f(x), not f'(x). To find f(x), we need to integrate the derivative f'(x) with respect to x. We can use the power rule and the linear rule of integration to find an antiderivative for f'(x). The power rule states that if f'(x) = x^n, then f(x) = (1/(n+1))x^(n+1) + C, where C is an arbitrary constant of integration. The linear rule states that if f'(x) = c, then f(x) = cx + C. Applying these rules, we have:

f(x) = ∫(4x^3 + 4)dx

= (1/4)x^4 + 4x + C

So, The antiderivative of f'(x) = 4x^3 + 4 is f(x) = (1/4)x^4 + 4x + C, where C is an arbitrary constant of integration.

To know more about derivative of function visit,

https://brainly.com/question/28376218

#SPJ4

Answer:

[tex]4a^3b^2[/tex]

Step-by-step explanation:

[tex]\displaystyle \frac{20a^5b^3}{5a^2b}=\frac{20}{5}\cdot a^{5-2}\cdot b^{3-1}=4a^3b^2[/tex]

Answer:

4a^3b^2 ----> [tex]=4a^3b^2[/tex]  So (A)

Step-by-step explanation:

[tex]\frac{20a^5b^3}{5a^2b}[/tex]

[tex]\mathrm{Factor\:the\:number:\:}\:20=5\cdot \:4[/tex]

[tex]=\frac{5\cdot \:4a^5b^3}{5a^2b}[/tex]

[tex]\mathrm{Cancel\:the\:common\:factor:}\:5[/tex]

[tex]=\frac{4a^5b^3}{a^2b}[/tex]

Simplify

[tex]=\frac{4a^3b^3}{b}[/tex]

and simplify one more time!

[tex]=4a^3b^2[/tex]

hope this helps ~~wdfadss~~

The 0.28 in the function f(x) = 5719(0. 28)^x represents the rate of decrease in the cat population over time.

This is because the function is decreasing, meaning as time progresses, the cat population decreases. The number 0.28 is equal to the mouse-catch-rate for each cat, which is 72%. This means that each cat can catch 72% of the mice, which means that the cat population decreases by 28% each year.

The number 5719 is the initial cat population in Ellison before they are sent to Clarksville. The function f(x) is used to represent the change in the cat population over time. As the value of x increases, the value of f(x) decreases, indicating a decrease in the cat population.

For more questions like Population click the link below:

https://brainly.com/question/27991860

#SPJ4

The slope criteria for parallel and perpendicular lines is a useful tool for solving geometric problems because it helps you determine whether two lines are parallel, perpendicular or neither based on their slopes.

For parallel lines, the slope must be equal. If the slopes of two lines are equal, then the lines are parallel.

For perpendicular lines, the product of their slopes must be equal to -1.

If the product of the slopes of two lines is -1, then the lines are perpendicular.

To apply the slope criteria in a problem, you need to find the equation of the two lines, either in slope-intercept form (y = mx + b) or point-slope form (y - y1 = m(x - x1)). Once you have the equation, you can find the slope of each line by either finding the coefficient of x in the slope-intercept form or finding the value of m in the point-slope form. Then you can compare the slopes to determine whether the lines are parallel, perpendicular, or neither.

For example, consider two lines with equations y = 2x + 1 and y = -(1/2)x + 3. To determine whether they are parallel or perpendicular, you first find the slope of each line: 2 for the first line and -1/2 for the second line. Since their slopes are not equal, the lines are not parallel. But since the product of their slopes is equal to -1, the lines are perpendicular.

Learn more about slope at:

The ratio of liters of yellow paint to red paint will make the same shade of orange paint is 10 to 6

From the question, we have the following parameters that can be used in our computation:

5 liters of yellow paint with every 3 liters of red paint

This means that

Ratio = 5 litres of yellow : 3 liters of red

Multiply the ratio by 2

So, we have

Ratio = 10 litres of yellow : 6 liters of red

Hence, the ratio is 10 : 6

Read more about ratio at

https://brainly.com/question/12535721

#SPJ1

Answer:

maybe you do 5 times -6+2

Step-by-step explanation:

Using decimals, 4/3 equals 1.33.

In this handbook, we'll show you how to use the division method to convert a fraction to a decimal. There are many other ways to convert numbers into decimals, percentages, and other units.

Solution: The decimal equivalent of 4/3 is 1.33.

The divide approach to explaining:

The numerator and denominator of a fraction are the numbers above and below the line, respectively. A fraction is essentially represented by two pieces separated by a line.

To obtain a decimal, use the division method to respond to the following query:

To get the decimal, just divide the numerator (4), by the denominator (3). This gives you 1.33.

The result of translating 4/3 to is 1.33.

To Learn more About decimals Refer To:

brainly.com/question/28338004

#SPJ4

The x-value gives the maximum area is 450 ft.

The area occupied by a rectangle within its boundary is called the area of the rectangle. The formula to find the area of a rectangle is Area = Length × Breadth.

Given that, a rectangular corral is to be built using 900 ft of fencing.

Here, 900=2l+w

w=900-2l

b) Area = Length×width

So, area = l×(900-2l)

Let the length be x, we get

Area =900x-2x²

f(x)=900x-2x²

d) The x-value gives the maximum area is

900x-2x²=0

900x=2x²

x=450

Therefore, the x-value gives the maximum area is 450 ft.

To learn more about the area of a rectangle visit:

https://brainly.com/question/20693059.

#SPJ1

The output volume is 40 x 40 x 32

From the question, we have the following parameters that can be used in our computation:

Input volume = 121 x 121 x 16

Filters = 32 with 4 x 4

Stride = 3

Padding = False

The output element (n) is calculated as

n = (nH + 2 x p - f)/s + 1

Using the given parameters, we have

nH = 121, p = 0, f = 4 and s = 3

Substitute the known values in the above equation, so, we have the following representation

n = (121 + 2 x 0 - 4)/3 + 1

Evaluate

n = 40

This means that

Output volume = 40 x 40 x 32

Read more about volume at

https://brainly.com/question/463363

#SPJ1

For recipe 1, 2, 3, 4 there are 1/3, 2/3, 3/5, 2/3 tablespoons of lemonade mix per cup of sparkling water respectively.

Complete Question :

Here are several recipes for sparkling lemonade. For each recipe describe how many tablespoons of lemonade mix it takes per cup of sparkling water.

Recipe 1: 4 tablespoons lemonade mix and 12 cups of sparkling water

Recipe 2: 4 tablespoons of lemonade mix and 6 cups of sparkling water

Recipe 3: 3 tablespoons of lemonade mix and 5 cups of sparkling water

Recipe 4: 1/2 tablespoon of lemonade mix and 3/4 cups of sparkling     water

The concept used in this problem is simple division and fraction reduction. For each recipe, the amount of lemonade mix is divided by the amount of sparkling water to determine the ratio of lemonade mix to sparkling water. The result is expressed as a fraction, which is then reduced to its simplest form. This allows us to easily determine the amount of lemonade mix needed for each cup of sparkling water for each recipe.

So,

Recipe 1: 4 tablespoons lemonade mix per 12 cups of sparkling water

= 4/12

= 1/3 tablespoon of lemonade mix per cup of sparkling water.

Recipe 2: 4 tablespoons of lemonade mix per 6 cups of sparkling water

= 4/6

= 2/3 tablespoons of lemonade mix per cup of sparkling water.

Recipe 3: 3 tablespoons of lemonade mix per 5 cups of sparkling water

= 3/5

= 3/5 tablespoons of lemonade mix per cup of sparkling water.

Recipe 4: 1/2 tablespoon of lemonade mix per 3/4 cup of sparkling water = (1/2) / (3/4)

= 2/3 tablespoons of lemonade mix per cup of sparkling water.

Therefore, For recipe 1, 2, 3, 4 there are 1/3, 2/3, 3/5, 2/3 tablespoons of lemonade mix per cup of sparkling water respectively.

To learn more about fraction visit : brainly.com/question/10354322

#SPJ4

For recipes 1, 2, 3, 4 there are 1/3, 2/3, 3/5, 2/3 tablespoons of lemonade mix per cup of sparkling water respectively.

Complete Question :

Here are several recipes for sparkling lemonade. For each recipe describe how many tablespoons of lemonade mix it takes per cup of sparkling water.

Recipe 1: 4 tablespoons lemonade mix and 12 cups of sparkling water

Recipe 2: 4 tablespoons of lemonade mix and 6 cups of sparkling water

Recipe 3: 3 tablespoons of lemonade mix and 5 cups of sparkling water

Recipe 4: 1/2 tablespoon of lemonade mix and 3/4 cups of sparkling     water

The concept used in this problem is simple division and fraction reduction. For each recipe, the amount of lemonade mix is divided by the amount of sparkling water to determine the ratio of lemonade mix to sparkling water. The result is expressed as a fraction, which is then reduced to its simplest form. This allows us to easily determine the amount of lemonade mix needed for each cup of sparkling water for each recipe.

So,

Recipe 1: 4 tablespoons lemonade mix per 12 cups of sparkling water

= 4/12

= 1/3 tablespoon of lemonade mix per cup of sparkling water.

Recipe 2: 4 tablespoons of lemonade mix per 6 cups of sparkling water

= 4/6

= 2/3 tablespoons of lemonade mix per cup of sparkling water.

Recipe 3: 3 tablespoons of lemonade mix per 5 cups of sparkling water

= 3/5

= 3/5 tablespoons of lemonade mix per cup of sparkling water.

Recipe 4: 1/2 tablespoon of lemonade mix per 3/4 cup of sparkling water = (1/2) / (3/4)

= 2/3 tablespoons of lemonade mix per cup of sparkling water.

Therefore, For recipe 1, 2, 3, 4 there are 1/3, 2/3, 3/5, 2/3 tablespoons of lemonade mix per cup of sparkling water respectively.

To learn more about fractions visit :

brainly.com/question/10354322

#SPJ4

The value of a determined from the linear combination of the vector is a = -2 and option 4 is correct answer.

In mathematics, objects with both magnitude and direction are called vectors. The vector's size is determined by the magnitude. It is shown as a line with an arrow, where the length of the line indicates the vector's magnitude and the arrow points in the desired direction. In addition, it goes by the names Euclidean vector, Geometric vector, Spatial vector, or just "vector."

The vector are:

u = <-7, -5 >, v = <-1, 1> , w = <-3, -1>.

To find the value of a substitute the value of the vectors in the given equation:

u = av+bw

<-7, -5 > = a <-1, 1> + b <-3, -1>

The vector can be written as follows:

-a - 3b = -7..........(1)

a - b = - 5..........(2)

From equation 2 we can write:

b = a+ 5

Substituting the value of b in equation 1 we have:

- a - 3(a + 5) = -7

- a - 3a - 15 = -7

-4a = 8

a = -2

Hence, the value of a determined from the linear combination of the vector is a = -2 and option 4 is correct answer.

Learn more about vector here:

https://brainly.com/question/29740341

#SPJ4

The number formed by 1 and 4 is 14 from the given informations.

A word problem is a type of mathematics exercise where the majority of the issue's context is supplied in spoken language as opposed to mathematical notation.

A math word problem is a question that is phrased as one or more sentences and asks students to use their mathematical understanding to solve an issue from "real world."

In order for kids to understand the word problem, they must be familiar with the terminology that goes along with the mathematical symbols that they are used to.

An equation is a mathematical statement that demonstrates the equality of two mathematical expressions. For instance, the equation 3x + 5 = 14 consists of the two equations 3x + 5 and 14, which are separated by the 'equal' sign.

The digits be x and y

x + y = 6 ...........(i)

The number is 10x + y

The number formed by interchanging is 10y + x

10y + x - 10x - y = 36

⇒9y - 9x = 36

⇒y - x = 4 ..........(ii)

Sum of the two equations are

x+ y +y -x = 6 + 4

⇒2y = 10

⇒ y = 5

Now the value of x is 1.

The number is 10x + y = 10 + 4 = 14

To learn more about System of Equations refer to :

https://brainly.com/question/542603

#SPJ4

Answer:

Step-by-step explanation:

I am preaty positve that it is 99

The probability of Vanessa selecting at random a hot Cheeto and another hot Cheeto is the fraction 1/4, 0.25 as a decimal, 25% as a percent.

Probability is the fraction of the required outcome event divided by the number of possible outcomes of events.

total possible outcome is the number of Cheetos in her bag = 50

probability of selecting a hot Cheetos = 25/50

probability of selecting a cheese Cheetos = 25/50

the required outcome is the two hot Cheetos selected at random

the probability of getting a hot Cheeto and another hot Cheeto is calculated as follows:

25/50 × 25/50 = 1/2 × 1/2

25/50 × 25/50 = 1/4

Therefore, the probability of Vanessa selecting at random a hot Cheeto and another hot Cheeto is 1/4

Know more about probability here: https://brainly.com/question/24830485

#SPJ1