please help asap!!!!!!!

the temperature in Australia at 11:30 would be 2°C.

How to  find?

We can use a simple formula to calculate the temperature at 11:30 based on the initial temperature and the rate of increase.

Between 8:00 and 12:00, the temperature increases by 2°C every hour, for a total of 4 hours. So the temperature at 12:00 will be:

-5°C + (4 hours x 2°C/hour) = -5°C + 8°C = 3°C

To find the temperature at 11:30, we need to calculate how many hours have passed since 8:00. From 8:00 to 11:00, it has been 3 hours. And from 11:00 to 11:30, it has been an additional 0.5 hours. So, the total time since 8:00 is 3.5 hours.

To find the temperature at 11:30, we can use the same formula as before, but substitute 3.5 for the number of hours:

-5°C + (3.5 hours x 2°C/hour) = -5°C + 7°C = 2°C

Therefore, the temperature in Australia at 11:30 would be 2°C.

To know more about Calculation related questions visit:

https://brainly.com/question/30151794

#SPJ1

The area of a sector of a circle is equal to the central angle in radians multiplied by the square of the radius.

Therefore, we can use this formula to solve for the radius:

Area = (Central Angle) × (Radius)²

Therefore, we can rearrange this formula to solve for the radius:

Radius = √(Area / Central Angle)

Plugging in the values given, we get:

Radius = √(15 cm² / 5 rad)

Simplifying, we get:

Radius = 3 cm

Therefore, the radius of the circle is 3 cm, rounded to the nearest tenth.

The formula for the z-statistic is (x - μ) / (σm) or (x - μ) / (s/√n) depending on known or unknown population standard deviation.

The formula for the z-statistic, which is used in hypothesis testing for a sample mean when the population standard deviation is known, is:

z = (x - μ) / (σm)

where x is the sample mean, μ is the population mean, and σm is the standard error of the mean (SEM), which is the standard deviation of the sampling distribution of the mean.

Alternatively, we can use the estimated standard error of the mean (s/√n) when the population standard deviation is unknown, and the formula for the z-statistic becomes:

z = (x - μ) / (s/√n)

where s is the sample standard deviation and n is the sample size.

To know more about z- statistic:

https://brainly.com/question/22443207

#SPJ4

Answer:

Step-by-step explanation:

The inequality in the first equation is x > 8.

The inequality for the second graph is x ≤ -4 since it's a dot.

By using trigonometry, we find that Traveling directly from New York City to Buffalo would save approximately 50 miles.

To find the angle at which the engineer should build the highway, we can use trigonometry. Let's call the distance between New York City and Buffalo "d". Then, the distance traveled if going through Albany would be 170 + 280 = 450 miles.

We can use the cosine function to find the angle x:

cos(x) = adjacent/hypotenuse = d/450

x = cos^(-1)(d/450)

To find the value of x, we need to know the value of d. If we assume that the distance between New York City and Buffalo is approximately 400 miles, then:

x = cos^(-1)(400/450) = 23.6 degrees (rounded to the nearest tenth)

Therefore, the engineer would need to build the highway at an angle of approximately 23.6 degrees.

To find how many miles would be saved by traveling directly from New York City to Buffalo rather than going through Albany, we can subtract the distances:

450 - d = 450 - 400 = 50 miles (rounded to the nearest mile)

Therefore, traveling directly would save approximately 50 miles.

To know more about trigonometry:

https://brainly.com/question/26719838

#SPJ4

IV individuals from different cultures

DV the belief that dreams have meaning.

Independent Variable: Culture

Belief in the meaning of dreams is a quasi-independent variable (since it cannot be manipulated or assigned randomly)

The response to whether or not dreams have meaning is the dependent variable.

An experimental investigation typically contains three types of variables: independent variables, dependent variables, and controlled variables.

A compared to the rest of the country. Because the variable levels are pre-existing, it is not possible to assign participants to groups at random.

To know more about Variable visit:

brainly.com/question/1511425

#SPJ1

Answer:

Triangle XYZ is similar to Triangle RQS

Step-by-step explanation:

Triangle XYZ is similar to Triangle RQS

XZ/SR = 12/3 = 4

ZY/QS = 16/4 = 4

YX/RQ = 14/3.5 = 4

similar figures have all corresponding sides in the same ratio

On solving the question we can say that Therefore, the coordinates of equation the turning point are: (3/2, -35/2)

In mathematics, an equation is a statement that two expressions are equal. The equation consists of her two sides divided by an algebraic equation (=). For example, the argument "2x + 3 = 9" asserts that the statement "2x + 3" equals the value "9". The goal of solving an equation is to find the values ​​of the variables to make the equation true. Simple or complex equations, regular or nonlinear, and equations involving one or more factors are all possible. For example, the expression "x2 + 2x - 3 = 0" squares the variable x. Lines are used in many areas of mathematics, including algebra, calculus, and geometry.  

[tex]a) -2(x² + 6x) - 8-2(x² + 6x + 9 - 9) - 8-2[(x + 3)² - 9] - 8-2(x + 3)² + 10[/tex]

Therefore, the expression -2x² - 12x - 8 can be written in the form [tex]a(x + b)² + c[/tex] as:

a = -2, b = -3, c = 10

b) The turning point of curve [tex]y = -2x² - 12x - 8[/tex] is at the apex of the parabola. The vertex coordinates are (-b/a, f(-b/a)). where f(x) is the function that defines the curve. In this case:

a = -2, b = -3

Therefore, the x-coordinate of the turning point is:

[tex]-x = -b/a = -(-3)/(-2) = 3/2y=-2(3/2)212(3/2)-8y=-2(9/4)-18-8y=-9/2-26y=-35/2[/tex]

Therefore, the coordinates of the turning point are:

(3/2, -35/2)

To know more about equation visit:

brainly.com/question/649785

#SPJ1

Answer: The answer is D

Step-by-step explanation:

Pythagorean theorem: a²+b²=c²

x²+x²=14²

2x²=196

Evaluate...

x=7√2

By the multiplication principle of counting, the total number of positive perfect square factors of the product is the product of the number of choices for each prime factor, which is $6\times7\times8=336$. Therefore, 336 positive perfect square integers are factors of(2¹⁰ )(3¹² )(5¹⁵)

We can find the number of positive perfect square integers that are factors of the given product by first considering the prime factorization of the product, which is (2¹⁰ )(3¹² )(5¹⁵)

To get a perfect square factor, we need each prime factor to have an even exponent. Therefore, we can choose any even exponent for the prime factors of 2, 3, and 5, respectively, as long as the exponents are not greater than 10, 12, and 15, respectively.

For the factor of 2, we can choose any even exponent from 0 to 10, so there are 6 choices. Similarly, for the factor of 3, we can choose any even exponent from 0 to 12, so there are 7 choices. Finally, for the factor of 5, we can choose any even exponent from 0 to 15, so there are 8 choices.

Find out more about perfect square integers

at brainly.com/question/8901145

#SPJ4

Sea "x" la longitud de cada lado del jardín original en metros.

La superficie del jardín original es x^2 m².

Si cada lado del jardín original se aumenta en 5 m, el nuevo lado del jardín será de (x+5) metros, y la nueva superficie será (x+5)^2 m².

Según el problema, la nueva superficie total es de 121 m²:

(x+5)^2 = 121

Tomando la raíz cuadrada en ambos lados:

x+5 = 11

Restando 5 en ambos lados:

x = 6

Por lo tanto, la longitud de cada lado del jardín original es de 6 metros.

Por lo tanto, la respuesta correcta es O 6 metros.

x - the length of each side of the original garden

A = x²

( x + 5 )² = 121  /√

x + 5 = 11,  or  x + 5 = - 11;

x = 11 - 5

x = 6  ( another solution in negative )

Answer:

A ) 6 m

Correct Option is No matter what number you choose to substitute for the variable, the result will be a true statement.

The number of solutions of an equation based on the total number of variables contained in it. As a result, the equation system consists of two or more equations with two or more variables.

It can be any combination such as

There are three different forms of equation solutions, depending on the quantity of variables and equations. They are

The term “infinite” represents limitless or unboundedness.

For the infinite number of solution of the equation No matter what number you choose to substitute for the variable, the result will be a true statement.

To know more about variable, visit:

https://brainly.com/question/15078630

#SPJ1

The radius of the circle defined by the equation (x-x₁)² + (y-y₁)² is given by the formula √((x - x₁)² + (y - y₁)²).

You have been asked to find the radius of a circle that is defined by the equation (x-₁)² + (y-₁)². This equation represents all the points that are a certain distance away from the point (₁,₁).

To find the radius, we need to determine the distance from the center (₁,₁) to any point on the circle. Since the circle is defined by the equation (x- x₁)² + (y- y₁)², we can use the distance formula to find the radius.

The distance formula states that the distance between two points (x₁, y₁) and (x₂, y₂) is given by:

distance = √((x₂ - x₁)² + (y₂ - y₁)²)

In this case, we want to find the distance from the center (₁,₁) to a point on the circle (x,y). Using the distance formula, we can write:

radius = √((x - x₁)² + (y - y₁)²)

To know more about radius here

https://brainly.com/question/13449316

#SPJ4

The bearing of point D from C as required to be determined in the task content is; 315°.

By definition, the bearing of a point is the number of degrees in the angle measured in a clockwise direction from the north line to the line joining the centre of the compass with the point. A bearing is characteristically used to represent the direction of one point relative to another point.

The bearing of the point D from C in this case where the angle motion is clockwise starting from the north pole by convention;

The bearing of D from C is; 360 - 45 = 315°.

Read more on bearing;

https://brainly.com/question/28782815

#SPJ1

Answer:

5188.8 [cm³].

Step-by-step explanation:

1) V=V[1]+V[2], where V[1] - the volume of the cube with length of its side 10 [cm], V[2] - the volume of the sphere with radius 10 [cm].

[tex]2) \ V=10^3+\frac{4}{3} \pi*10^3=5.188790*1000=5188.8 \ [cm^3][/tex]

The population of the termite colony will be approximately 593 in 4 years.

Since the population of the termite colony will double in 6 years, we can use the formula:

P = P0 * 2^(t/k)

where P0 is the initial population, P is the population after time t, and k is the time it takes for the population to double (in this case, 6 years).

We know that the current population is 16000, so P0 = 16000. We also know that the population consists only of females, so we can assume that the population grows linearly.

To find the population of the termite colony in 4 years, we need to determine how much the population grows in that time. Since the population doubles in 6 years, we can assume that it grows by a factor of 2/6 per year. Therefore, the population after 4 years can be calculated as:

P = P0 * (2/6)^4

= 16000 * (1/27)

= 592.59 (rounded to the nearest whole number)

Therefore, the population of the termite colony will be approximately 593 in 4 years.

To know more about problems related to population, click here:

https://brainly.com/question/25630111

#SPJ1

The quadratic function's zeros are therefore  [tex]x = 1[/tex] and [tex]x = 0.2[/tex] . A degree two polynomial in one or so more variables that is a quadratic function.

Three points are used to determine a quadratic function, which has the form [tex]f(x) = ax2 Plus bx + c.[/tex]

[tex]Sqrt(b2 - 4ac) = [-b sqrt(b)][/tex] Where the quadratic function's coefficients are a, b, and c.

Here,  [tex]a = 20[/tex] , [tex]b = -19[/tex] , & [tex]c = 3[/tex]  . We obtain the quadratic formula by substituting these values: [tex]x = [-(-19) sqrt((-19)2 - 4(20)(3)] / 2(20) (20)[/tex]

When we condense this phrase, we get:

[tex]x = [19 +/- sqrt(361 - 240)] / 40 x = [19 +/- sqrt(121)] / 40\sx = [19 ± 11] / 40[/tex]

Therefore, The zeros of a quadratic equation   [tex]f(x) = 20x2 - 19x + 3[/tex] are as follows: [tex]x = (19 Plus 11) / 40 = 1 and x = (19 − 11) / 40 = 0.2.[/tex]

Learn more about quadratic function here:

brainly.com/question/18958913

#SPJ1

Answer:

Step-by-step explanation:

We can use the formula for the future value of an annuity to determine how much Marcia needs to invest today to meet her retirement goal of $90,000. The formula for the future value of an annuity is:

FV = PMT x [(1 + r/n)^(n*t) - 1] / (r/n)

where:

FV = future value of the annuity

PMT = payment (or deposit) made at the end of each compounding period

r = annual interest rate

n = number of compounding periods per year

t = number of years

In this case, we want to solve for the PMT (the amount Marcia needs to invest today). We know that:

Marcia wants to retire in 15 years (when she is 65), so t = 15

The interest rate is 10% per year, compounded semiannually, so r = 0.10/2 = 0.05 and n = 2

Marcia wants to have $90,000 in her retirement account

Substituting these values into the formula, we get:

$90,000 = PMT x [(1 + 0.05/2)^(2*15) - 1] / (0.05/2)

Simplifying the formula, we get:

PMT = $90,000 / [(1.025)^30 - 1] / 0.025

PMT = $90,000 / 19.7588

PMT = $4,553.39 (rounded to the nearest cent)

Therefore, Marcia needs to invest $4,553.39 today in order to meet her retirement goal of $90,000, assuming an interest rate of 10% per year, compounded semiannually.

The values of x for which the series converges is x ∈ (-1/5, 1/5). The sum of the series for those values of x is (-5x)/(1 + 5x).

The series is [tex]\Sigma^{\infty}_{n=1}(-5)^nx^n[/tex].

We can write this series as [tex]\Sigma^{\infty}_{n=1}(-5x)^n[/tex].

This is a infinite geometric series with first term a = -5x and common ration r = -5x.

It is convergent when

|r| < 1

|-5x| < 1

|-5| |x| < 1

5|x| < 1

Divide by 5 on both side, we get

|x| < 1/5

The series is convergent when x ∈ (-1/5, 1/5).

Sum of the series is

Sₙ = a/1 - n

Sₙ = (-5x)/{1 - (-5x)}

Sₙ = (-5x)/(1 + 5x)

To learn more about series converges link is here

brainly.com/question/15415793

#SPJ4

The complete question is:

Find the values of x for which the series converges. Find the sum of the series for those values of x.

[tex]\Sigma^{\infty}_{n=1}(-5)^nx^n[/tex]

Answer:

Step-by-step explanation:

central rectangle area

(A=LxW)

7x4=28 units^2,

congruent triangle area

(1/2bxh)

1/2( 7x2)= 7 units^2. (one triangle)

let's add the 3 areas 28 + 7 + 7 = 42 units^2 (your answer)

I chose to explore the Angle Sum Theorem because it is a fundamental theorem in geometry, and it has important implications for many geometric proofs and applications. Moreover, the theorem can be easily visualized and understood, making it a great starting point for learning geometry.

The formal definition of the Angle Sum Theorem is: "In any triangle, the sum of the interior angles is equal to 180 degrees."

In simpler terms, the Angle Sum Theorem states that if you add up all the angles inside a triangle, you will always get a total of 180 degrees. This means that no matter how you move the sides of the triangle or what shape it takes, the total measure of the angles will always be the same.

Let's consider a triangle with angles of 30 degrees, 60 degrees, and 90 degrees. According to the Angle Sum Theorem, the sum of the interior angles of any triangle must be 180 degrees.

So, in this case, we have:

30 degrees + 60 degrees + 90 degrees = 180 degrees

Therefore, the Angle Sum Theorem holds true for this example.

I taught the Angle Sum Theorem to my younger brother, and he was fascinated by it. He said that he had never thought about triangles in this way and found it cool that the angles always added up to the same number, no matter what the triangle looked like. He then went on to ask me more questions about triangles and geometry, which I was happy to answer.

Learn more about theorem on

https://brainly.com/question/2505529

#SPJ1

The inventory turnover ratio can be calculated by dividing the cost of goods sold by the average inventory value. In this case, the inventory turnover ratio is 0.5, and the correct answer is (D) 0.5.

The inventory turnover ratio measures the number of times a company sells and replaces its inventory during a period. It can be calculated by dividing the cost of goods sold by the average inventory value.

The inventory turnover ratio = Cost of goods sold / Average inventory value

In this case, the cost of goods sold is $600,000 and the average inventory value is $1,200,000.

Inventory turnover ratio = $600,000 / $1,200,000 = 0.5

Therefore, the inventory turnover ratio is 0.5, and the correct answer is (D) 0.5.

Learn more about division here: brainly.com/question/21416852

#SPJ4

Complete question:

If the average aggregate inventory value is $1,200,000 and the cost of goods sold is $600,000, which of the following is inventory turnover?

A)60

B)10.4

C)2

D)0.5

E)None of these

To calculate the actual distance in km, we need to use the scale factor of 1:100 000. This means that 1 cm on the map is equivalent to 100 000 cm in real life.

Therefore, 12.3 cm on the map is equivalent to 12.3 x 100 000 cm in real life.

Now, 1 km is equivalent to 100 000 cm.

Therefore, 12.3 x 100 000 cm is equivalent to 1.23 km.

Hence, the actual distance in km is 1.23 km.

The simplified value of 3㏑3  is 3.296

An exponent or power to which a given base number must be increased in order to arrive at a certain value is provided by a logarithm, which is a mathematical function.

With a single natural logarithm, the given expression is;

⇒ 3㏑3

we can write it as,

⇒ ㏑ 3³

⇒ ㏑ 27

⇒ 3.2958

Therefor, simplified value of  3㏑3  is 3.296.

To know more about logarithm, visit:

https://brainly.com/question/25710806

#SPJ1

The simplified value of the logarithmic term 3㏑3 is 3.296. Simple logarithm is nothing more than log in base 10.

A logarithm is a mathematical function that specifies the exponent or power to which a given base number must be raised in order to reach a particular value.

Exponent and logarithm are inverses of one another. Logarithm with base e is what is also known as a natural logarithm. Simple logarithm is nothing more than log in base 10.

The provided expression is with a single natural logarithm:

⇒ 3㏑3

we can write it as,

⇒ ㏑ 3³

⇒ ㏑ 27

⇒ 3.2958

Therefore, simplified value of 3㏑3 is 3.296.

To know more about logarithm, visit:

brainly.com/question/25710806

#SPJ1

The length of side PR can be either 14 or 5.

In geometry, corresponding sides are the sides of two or more geometric figures that are in the same relative position to each other. When two or more figures are similar, their corresponding sides are in the same ratio or proportion, meaning that the ratio of the length of one side in the first figure to the length of the corresponding side in the second figure is constant. For example, if two triangles are similar, then their corresponding sides are proportional to each other. The side that corresponds to another side is typically identified using the same letter with a prime symbol (') added to it.

Since the triangles PQR and STV are similar, their corresponding sides are proportional. That is,

PR / SV = QR / TV

Substituting the given lengths, we get:

(3x-19) / (3x-9) = (x-4) / 12

Cross-multiplying and simplifying, we get:

36x - 228 = (3x-9)(x-4)

36x - 228 = 3x^2 - 21x + 36

3x^2 - 57x + 264 = 0

Dividing both sides by 3, we get:

x^2 - 19x + 88 = 0

Factoring the quadratic equation, we get:

(x-11)(x-8) = 0

Therefore, x = 11 or x = 8.

If x = 11, then PR = 3x-19 = 3(11) - 19 = 14.

If x = 8, then PR = 3x-19 = 3(8) - 19 = 5.

Therefore, the length of side PR can be either 14 or 5.

To know more about equation visit:

https://brainly.com/question/29090112

#SPJ1

Answer:

[-1,inf) and [-2,inf)

Step-by-step explanation:

Domain is all the X coordinates that the function will pass through. it starts at -1 and goes to inf so [-1,inf) is the domain. The range is all the Y coordinates the function will pass through. It starts at -2 and goes up to inf so [-2,inf) and that is your answer

Answer:

The function that models the number of flowers, F(t), is given as F(t) = cd, where c and d are constants. We need to find the values of c and d in order to write the equation for the number of flowers in the pond at time, t.

From the table, we know that when t=0, F(t) = 200. This means that:

F(0) = cd = 200

Similarly, when t=1, F(t) = 800. This means that:

F(1) = cd = 800

We can solve this system of equations for c and d by dividing the second equation by the first equation:

F(1)/F(0) = 800/200

4 = d/c

Now we can substitute the value of d/c into either equation to solve for one of the constants. Let's use the first equation:

cd = 200

c(d/c) = 200

d = 200/c

Substituting this into the equation d/c = 4, we get:

4 = d/c = (200/c) / c

4c = 200

c = 50

Now we can find the value of d using d = 200/c:

d = 200/50 = 4

Therefore, the equation for the number of flowers in the pond at time, t, is:

N(t) = cd = 50(4) = 200

So, the answer is N(t) = 200(1), which means that at any time t, the number of flowers in the pond is 200.

The types of quadrilateral are: Rectangle HAEG, ABFE. Trapezium GCDK. b. The properties of quadrilateral required to identify parallelograms are corresponding sides and angles are equal.

A closed shape called a quadrilateral is created by connecting four points, any three of which cannot be collinear. A quadrilateral is a polygon with four sides, four angles, and four vertices, to put it simply. The Latin term "quadra" (which means four) and "Latus" (which means sides) are the roots of the English word "quadrilateral." It should be noted that a quadrilateral's four sides could or might not be equal to one another. There are several kinds of quadrilaterals, and each one is distinguished from the others by its own special characteristics.

The types of quadrilateral in the given window are:

Rectangle HAEG, ABFE.

Trapezium GCDK

Triangle COD, LEF.

The properties of quadrilateral required to identify parallelograms are corresponding sides and angles are equal.

Learn more about quadrilaterals here:

https://brainly.com/question/29934440

#SPJ1