The correct system of inequalities to represents this scenario are,
⇒ x² - 2y ≤ 5,000
⇒ 2x + 5y < 1000
What is Inequality?A relation by which we can compare two or more mathematical expression is called an inequality.
We have to given that;
The value of a company’s stock is represented by the expression x²- 2y and the company’s purchases are modeled by 2x + 5y.
Here, The company’s goal is to maintain a stock value of at least $5,000.
Hence, We get;
⇒ x² - 2y ≤ 5000
And, keeping the purchases below $1,000.
Hence, We get;
⇒ 2x + 5y < 1,000
Thus, The correct system of inequalities to represents this scenario are,
⇒ x² - 2y ≤ 5,000
⇒ 2x + 5y < 1000
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Answer:
x2 – 2y ≥ 5000
2x + 5y < 1000
Step-by-step explanation:
I got it right on the test.
consider the points a(0,3,−5), b(3,−5,0) and c(3,0,−5). find the exact distance from a to the line passing through b and c.
The distance from a to the line passing through b and c is 7/5.
To find the distance from a point to a line, you can use the cross product and the dot product.
First, find the vector pointing from a to b and the vector pointing from b to c:
u = b - a = (3, -5, 0) - (0, 3, -5) = (3, -8, 5)
v = c - b = (3, 0, -5) - (3, -5, 0) = (0, 5, -5)
Next, find the cross product of these two vectors, which gives a vector orthogonal to the plane defined by the line:
n = u x v = (-40, 0, 40)
Finally, find the dot product of n and a - b, which gives the magnitude of the projection of a - b onto n:
d = |n . (a - b)| / |n| = |(-40, 0, 40) . (-3, -8, -5)| / |(-40, 0, 40)| = 57 / √(40^2 + 40^2) = 57 / √1600 = 57 / 40 = 7/5
Therefore, the distance from a to the line passing through b and c is 7/5.
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What is 1 gallon equal to in Litres?
1 gallon equal to 3.785411784 liter.
What is gallon?The gallon is a unit of volume in imperial units and United States customary units. Three different versions are in current use:
The imperial gallon (imp gal), defined as 4.54609 litres, which is or was used in the United Kingdom, Ireland, Canada, Australia, New Zealand and some Caribbean countries.
The US gallon (US gal), defined as 3.785411784 L, (231 cubic inches) which is used in the US and some latin American and Caribbean countries.
The US dry gallon ("usdrygal"), defined as 1/8 US bushel (exactly 4.4.0388377086 L)
By using the above formula to convert US gallons to litres.
Solution: Inserting the value of a gallon in the above formula we will get:
Litre =1×3.785411784 =3.785411784
Hence 1 gallons are equal to 3.785411784 liter.
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find three different vectors that are a linear combination of the given vectors. u = 3 −2 , v = −1 −5
Linear combination of u and v is c1u + c2v where c1,c2 are scalars, eg. (1, -12), (2.5, -7), (6.5, -4.5).
What is vector ?
Vector is a term that refers colloquially to some quantities that cannot be expressed by a single number, or to elements of some vector spaces.
A linear combination of vectors u and v is a vector of the form c1u + c2v, where c1 and c2 are scalars. There are infinitely many possible linear combinations of u and v, here are three examples:
c1u + c2v = (1) (3, -2) + (2) (-1, -5) = (3 + -2, -2 - 10) = (1, -12)
c1u + c2v = (0.5) (3, -2) + (-1) (-1, -5) = (1.5 + 1, -2 - 5) = (2.5, -7)
c1u + c2v = (2) (3, -2) + (-0.5) (-1, -5) = (6 + 0.5, -2 - 2.5) = (6.5, -4.5)
that these are just three examples, there are many more possible linear combinations of u and v.
Linear combination of u and v is c1u + c2v where c1,c2 are scalars, eg. (1, -12), (2.5, -7), (6.5, -4.5).
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a plane inclined at an angle of 45∘ passes through a diameter of the base of a cylinder of radius r.
When a plane is inclined at a 45-degree angle and intersects a cylinder's base along its diameter with radius "r," it results in the division of the cylinder into two identical right circular cones.
Imagine a cylinder with a radius "r."
The plane passes through the cylinder's base, creating a line that bisects the circular base into two equal halves.
This intersection between the inclined plane and the cylinder forms a cross-section that resembles an isosceles right triangle.
By symmetrically splitting the cylinder along its central axis, the inclined plane generates two congruent right circular cones, each with a 45-degree angle at its apex. The curved line formed by the intersection represents the boundary between the two cone halves.
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Write the slope-intercept form of the equation of each line given the slope and y-intercept.
slope= - 3/4 y intercept=-4
Answer:
Below
Step-by-step explanation:
Slope-intercept form of a line is y = mx + b m is slope b is intercept
so it is just y = -3/4 x -4
A pet store had four cats to feed if they only had 1/9 of a bag of cat food and each cat got the same amount what fraction of the bag would each cat get
Answer:
If the pet store had 1/9 of a bag of cat food, and they want to divide it equally between 4 cats, then each cat would get 1/9 of the bag divided by 4.
So, each cat would get:
1/9 ÷ 4 = 1/9 * 1/4 = 1/36
So, each cat would get 1/36 of the bag of cat food.
Write an equation for this line.
Answer: X=3
Step-by-step explanation: Since it’s a vertical line the Y value is 0 making the line x=3 bc it’s on the 3 for the x-axis
Jesse measured a farm and made a scale drawing. The scale of the drawing was 1
centimeter = 4 meters. If the actual width of the goat pen is 8 meters, how wide is the
farm in the drawing?
The width of the farm in the drawing is 2 centimeters.
The formula used to calculate the width of the farm in the drawing is: the actual width of the goat pen divided by the scale of the drawing. In this case, 8 meters divided by 4 meters (1 centimeter = 4 meters) is equal to 2 centimeters. So, the width of the farm in the drawing is 2 centimeters.
To calculate the width of the farm in the drawing, we must first understand the scale of the drawing. The scale of the drawing is 1 centimeter = 4 meters. This means that for every 1 centimeter in the drawing, it represents 4 meters in the actual farm.
Next, we must determine the actual width of the goat pen. In this case, it is 8 meters.
Finally, we can calculate the width of the farm in the drawing by dividing the actual width of the goat pen (8 meters) by the scale of the drawing (1 centimeter = 4 meters). 8 meters divided by 4 meters is equal to 2 centimeters. So, the width of the farm in the drawing is 2 centimeters.
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Which of these is a mathematical expression?
A
B
4 - 3r
C
4 - 3r = 1
D
"Happily ever after"
PLEASE HELP ITS ON A QUIZ AND ITS DUE IN TEN MINUETS
Answer:
B) 4 - 3r
Step-by-step explanation:
B. 4 - 3r is the mathematical expression.
n+9 over 9. n equals what?
The value of N equals to -9.
What is Algebra?
Algebra is the study of abstract symbols, while logic is the manipulation of all those ideas.
The acronym PEMDAS stands for Parenthesis, Exponent, Multiplication, Division, Addition, and Subtraction. This approach is used to answer the problem correctly and completely.
Given;
n+9/9=0
Now,
n+9/9=0
n+9=0
n=-9
Therefore, the answer of this algebra will be -9.
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help with this question please
The slope of this line is m = 1.
An equation of this line is y = x.
How to calculate the slope of a line?In Mathematics, the slope of any straight line can be determined by using this mathematical equation;
Slope (m) = (y₂ - y₁)/(x₂ - x₁)
Based on the information provided, we can logically deduce the following data points on the line:
Points on x-axis = (0, 1).Points on y-axis = (0, 1).Substituting the given data points into the slope formula, we have the following;
Slope (m) = (y₂ - y₁)/(x₂ - x₁)
Slope (m) = (1 - 0)/(1 - 0)
Slope (m) = 1/1
Slope (m) = 1
At data point (1, 1), an equation of this line can be calculated by using the point-slope form as follows:
y - y₁ = m(x - x₁)
Where:
m represents the slope.x and y represents the data points.Substituting the parameters, we have the following:
y - y₁ = m(x - x₁)
y - 1 = 1(x - 1)
y = x - 1 + 1
y = x
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HELP PLEASEEE. WILL GIVE 15 POINTS
Answer:
PQ=17.088
Step-by-step explanation:
If M is the midpoint of PQ, then PM is half the length of PQ. So we cna find our answer by first finding PM.
Imagine a right angle triangle with PM as its hypotenuse. Since P(x,y)=(5,-15), and M(x,y)=(13,-18), we know that the length of the vertical side of this triangle is the difference between P and M's y (vertical) coordinates, and the length of the horizontal side of this triangle is the difference between P and M's x (horizontal) coordinates. This means the vertical side is equal to -15-(-18)=3 and the horizontal side is equal to 13-5=8. Since we know the lengths of the other two sides and PM is the hypotenuse, we can use pythagorus to find the length of PM:
PM = [tex]\sqrt{3^{2} +8^{2} } =\sqrt{9 +64 }=\sqrt{73} =[/tex]8.544
Since PM is half PQ, PQ=2(8.544)=17.088
What is the 3 period moving average forecast for week 6?
7000 is the 3 period moving average forecast for week 6.
What is average forecast?Using a moving average, a data set's general trend may be determined. The sales volume from the company's historical data is the data set used in operations management. For predicting recent trends, this method is quite helpful. Simply said, it is the average across a range of times.
The most basic method for predicting is a simple moving average (SMA). The data from the previous 'n' periods are added up, and the sum is divided by 'n' to create a simple moving average. So the projection for the following period is based on the moving average value.
3-period weighted moving forecast for week 6:
= (Demand for Period 3 + Demand for Period 4 + Demand for Period 5) / 3 = (8000 + 7000 + 6000) / 3
= 7000
3-period weighted moving forecast for week 6 = 7000
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The complete question is as follows:
PLEASE HELP!! I NEED A EXPLANATION TOO! please less than 5 mins
Answer:
i agree good job mate I'm not zooded while doing homework
Step-by-step explanation:
I didn't clear a then another then two more
How tall is 2 meters in feet and inches?
6.56168 feet and inches is around two metres.
What is the formula for converting metres to inches?Conversion from metres to inches Examples SolvedThe distance in inches must be determined. The distance in inches is calculated using the formula li=lm*39.36.The supplied value (in feet) is converted to inches by multiplying it by 12, as 1 foot is equivalent to 12 inches.3.28084 feet ,Converter from metres to feet3.28084 ft is about equivalent to one metre. Add 3.28084 feet to the given metre value to convert it to feet.2.56 metres is 6.56 ft. Convert decimal feet to inches in step two.To learn more about feet refer to:
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which is the best deal? why?
Step-by-step explanation:
12/10.1
16.85/13
21.61/15
The best way, in my opinion, is to divide each price by it's respective inches. Doing that you will see the cost per inch. the cheapest one is the best deal.
[tex]small = \frac{12}{10.1} = 1.19[/tex]
[tex]medium = \frac{16.85}{13} = 1.30[/tex]
[tex]large = \frac{21.61}{15} = 1.44[/tex]
Seeing these 3, the cheapest was $1.19, making the small pizza the best deal because you get the best price per inch
help pls
how many solutions does the system of equations below have?
10x - 8y = -1
3x + 5y = -17
no solution
one solution
or infinitely many solutions?
The system of equations have one solution.
What is Equation?Two or more expressions with an Equal sign is called as Equation.
The system of equations
10x - 8y = -1...(1)
3x + 5y = -17..(2)
Multiply equation 1 with 3 and equation 2 with 10
30x-24y=-3..(3)
30x+50y=-170...(4)
Subtract equation 4 from equation 3
30x-24y-30x-50y=-3+170
-74y=167
Divide both sides by 74
y=2.25
Now plug in y value in equation 1
10x-8(2.25)=-1
10x-18=-1
10x=17
Divide both sides by 10
x=17/10
Hence, the system of equations have one solution.
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Evaluate x + 2x - 4 if x = −4.
12
A.
B. 4
C. -8
D. -28
Answer:
C. - 8
Step-by-step explanation:
substitute - 4 for x value
-4 + (2×-4) - (-4)
= -4 + (-8) + 4
= -12 +4
= -8
The day has come! It is time for you to buy your first car. At the car lot, you find the very car you have always wanted and it costs $4,100 after all taxes and fees. Since you have little credit history, your interest rate will be 10.50%. But good news—you are still able to get a car loan!
What will the loan balance be after 3 months if the interest is compounded monthly and you pay $88.13 each month?
According to the information, it can be inferred that the balance after 3 months is that we have made interest payments for $107.6 of interest and $264.39.
How to calculate the balance of interest and car loan payments?To calculate the payment balance for the car loan we must take into account the following information:
interest rate 10.50%Each mother we will pay $88.13Total loan $4,100According to the above, we must find how much the interest is equal to:
4,100 / 100 * 100.50 = 430.5So, we must divide the result in the 12 months of the year
430.5 / 12 = 35.8and later multiply it by the three months that are being asked.
35.8 * 3 = 107.4Additionally, we must calculate how much the installment payment would be.
88.13 * 3 = 264.39So we would pay 371.79 for the 3 months.
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Find the indicated measure.
Answer:
12: A = 40 and C = 32
13: A = 45 , C=72 and D=72
Step-by-step explanation:
Angles inscribed by the same arc are equal.
i need helppp pp p pp p p
Answer:
[tex]\text{In terms of Gazebos, the perimeter of Gazebo A = \textbf{46 m}}[/tex]
Step-by-step explanation:
Since the two pentagons are similar the ratio of each side of the smaller pentagon to the corresponding side of the larger pentagon is the same
We are given that in pentagon ABCDE, side AB = 10 and the corresponding side FG of pentagon FGHJK = 15
[tex]\text{Therefore } \\\\\dfrac{\overline {AB}}{\overline{FG}} =\dfrac{10}{15} = \dfrac{2}{3}$ \textrm(divide numerator and denominator by 5)}\\[/tex]
The ratios of all the other sides of ABCDE to the corresponding sides of FGHJK must also be [tex]\displaystyle {\dfrac{2}{3}}[/tex]
Therefore it follows that the perimeter of ABCDE = 2/3 x perimeter of FGHJK
Perimeter of FGHJK = sum of sides [tex]= 15 + 9 + 12 + 15 + 18 = 69 \;m[/tex]
[tex]\textrm{Perimeter of ABCDE } = \dfrac{2}{3} \cdot 69 = 2 \cdot 23 = 46\text{ m}\\\\[/tex]
[tex]\text{In terms of Gazebos, the perimeter of Gazebo A = \textbf{46 m}}[/tex]
Which angle has a vertex on the center of the circle and sides that are radii of that circle?
Answer:
central angle
Step-by-step explanation:
an angle with a vertex on the center of a circle and slides that are radii of that circle is called a central angle
Central angle has a vertex on the center of the circle and sides that are radii of that circle .
What does central angle mean?
A right angle, which has sides that are the radii of the circle, and a vertex that is at the center of the circle Given that it intercepts an arc with a length equal to the circle's radius, a central angle has radian measure [Math Processing Error].
Where can I find the center angle?
The angle that the arc at the center of a circle occupies is known as the central angle. The arms of the angle are created by the radius vectors. The formula for calculating a central angle is: Central Angle = Arc length(AB) / Radius(OA) = (s 360°) / 2r, where s denotes the length of the arc and r denotes the radius of the circle.
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3/4 times 8 1/2 as a fraction
Answer: 3/4 * 1/2 = 3/8 = 0.375
hope this helpes
[tex] = \frac{3}{4} \times 8 \frac{1}{2} \\ [/tex]
[tex] = \frac{3}{4} \times \frac{8 \times 2 + 1}{2} \\ [/tex]
[tex] = \frac{3}{4} \times \frac{17}{2} \\ [/tex]
[tex] = \frac{51}{8} \\ [/tex]
1. Simplify using only positive exponents:
(2t)^-6
(2t)^-6 = 1/(2t)^6 is expression of only positive exponents.
What is an exponent in math?
An exponent refers to the number of times a number is multiplied by itself. For example, 2 to the 3rd (written like this: 23) means: 2 x 2 x 2 = 8. 23 is not the same as 2 x 3 = 6. Remember that a number raised to the power of 1 is itself.
here, we have,
the given expression is, (2t)^-6.
Now,
To simplify this using only positive exponents we are going to use the rule for negative exponents: b^(-n) = 1/b^n .
Notice that in this case :
b= 2t
so, we get,
(2t)^-6 = 1/(2t)^6
Hence, (2t)^-6 = 1/(2t)^6 is expression of only positive exponents.
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Find the scale factor of Figure A to Figure B.
A- 5:9
B- 7:18
C- 9:5
D- 18:7
The scale of figure A to Figure B is given by 9 : 5 and option C is the correct answer.
What is scale factor?Shapes in various dimensions can be scaled using the Scale Factor. In geometry, we study many geometrical forms that exist in both two- and three-dimensions. The scale factor is a way to compare figures with similar appearances but differing scales or measurements. Consider two circles that resemble one another but may have different radii.
The scaling factor indicates how much a figure has increased or decreased from its initial value.
The scale of figure A to Figure B is given by:
Scale factor = Segment of figure A / segment of figure B
SF = 36 / 20
SF = 9 / 5
Hence, the scale of figure A to Figure B is given by 9 : 5 and option C is the correct answer.
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what is the linear regression equation? (round your answers to three decimal places.) estimated tip amount
The linear regression equation for estimating tip amount is y = 0.174x + 1.971, where x is the total bill amount and y is the estimated tip amount.
First, collect data by having participants record the total bill amount and the amount of tip they gave.Next, calculate the linear regression equation by plotting the data points on a scatter plot and fitting a line of best fit.Once the line of best fit has been determined, calculate the equation of the line using the slope-intercept form.Finally, round the values of the equation to three decimal places, and the linear regression equation for estimating tip amount is y = 0.174x + 1.971, where x is the total bill amount and y is the estimated tip amount.Learn more about linear regression equation: https://brainly.com/question/25987747
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The length of a basket is measured to be 13 inches, but the basket is actually 1 foot long. What is the percent error in the measurement?.
Percent error in the measurement is 8.3 % ( round to one decimal )
Percent of error show how big the error between measurement and actual value in comparison of actual value, and shown in percentage.
Simple formula to find percent of error is :
% error = | (T - E) / T | x 100%
Where :
T is actual value
E is estimated / measured value
From the question, we know following information :
1. Measured Value = 13 inches
--> E = 13 inches
2. Actual value = 1 foot. We know that 1 foot equal to 12 inches
--> T = 12 inches
% error = | (T - E) / T | x 100%
= | (12-13)/12 | x 100%
= | -1/12 | x 100%
= | -0.083 | x 100%
= 0.083 x 100%
= 8.3 %
Hence percent error of the measurement is 8.3%
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Answer: 9.2%
Step-by-step explanation: did the test and got it correct, hope this helps
IMPORTANT!!!!! I'LL GIVE BRAINLIEST
A certain amount of two types of candy are mixed together. One candy is worth $1.05 a pound, one is worth $1.35 a pound. The mixture is worth $1.17 a pound. How much of each type is used to create 30 pounds of the mixture?
18 pounds of candy costing $1.05 and 12 pounds of candy costing $1.35 are needed to be mixed to get a 30 pounds of mixture costing $1.17
What is an equation?An equation is an expression showing the relationship between two or more numbers and variables. An equation can either be linear, quadratic, cubic and so on depending on the degree.
Let x represent the amount of candy costing $1.05, y represent the candy costing $1.35.
The mixture is worth $1.17 a pound and is about 30 pounds. Hence:
1.05x + 1.35x = 1.17(30) (1)
Also:
x + y = 30 (2)
From both equations:
x = 18, y = 12
18 pounds and 12 pounds of candy are needed to be mixed
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If the function of g is formed by applying the indicated sequence of
transformations to the given function f.
Find the equation of the function of g given that the graph of f(x) = x³ is
shifted 3 units up and 5 units to the left.
Step-by-step explanation:
up/down shifts are easy. they just indicate a constant change to the calculated y-values (result values) of f(x).
a shift up is therefore just adding a constant to f(x).
a shift down is just subtracting a constant from f(x).
in our case that would be f(x) + 3 = x³ + 3.
left/right shifts are more difficult to understand.
a shift to the left means that the same y-/result values happen as for f(x) also for g(x), just a bit "earlier" (to the left) on the x-axis.
a shift to the right means via the same principle the y-values for f(x) happen unchanged but "later" (to the right on the x-axis) for g(x).
so, 5 units to the left means that g(x) has the same y-value as f(x+5). f(x+5) happens 5 units earlier (at x).
and so, the full g(x) is
g(x) = f(x+5) + 3 = (x+5)³ + 3 =
= (x² + 10x + 25)(x + 5) + 3 =
= x³ + 5x² + 10x² + 50x + 25x + 125 + 3 =
= x³ + 15x² + 75x + 128
A triangle ha a 60 degree angle, and the two adjacent ide are 12 and 12 root 3. Find the radiu of a circle with the ame vertex a a center, if the arc inide the triangle divide it into two region of equal area
The radius of the circle with the same vertex is 6 and the height of the triangle is 10.39 and the area of the triangle is 62.34.
Since the arc divides the triangle into two regions of equal area, it follows that half of the circle's area is equal to the area of the triangle. The area of a triangle with sides 12 and 12√3 and a 60-degree angle can be found using the formula for the area of a triangle, which is 0.5bh.
The height of the triangle can be found using trigonometry, as the sine of 60 degrees is 0.8660. Thus, the height of the triangle is 10.39 and the area of the triangle is 62.34.
Since half of the circle's area is equal to the area of the triangle, the radius of the circle can be found by taking the square root of the area of the triangle and dividing it by pi. Thus, the radius of the circle is 6.
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A triangle has a 60-degree angle, and the two adjacent ide are 12 and 12 roots 3. Find the radius of a circle with the same vertex a center, if the arc inside the triangle divides it into two regions of equal area