07/14/22

Find the constant of variation k for the inverse variation. Then write an equation for the inverse variation. y = 2.5 when x = 9
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07/14/22

Distance between spheres help
The equations x2 + y2 + z2 - 6z = -8 and x2 - 18x + y2 + 14y + z2 = -126 represent spheres in three dimensions. Find the distance between these two spheres. Include at least three decimal places in... more
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07/14/22

slope of intercept

A line passes through the points (1, 7) and (0, 4). What is its equation in slope-intercept form?
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07/14/22

Do I add or divide or division or subtract?
Assume there is national lottery and the winning ticket is worth $10 million. One winning ticket will be selected. If there are 125 million tickets sold, what is the chance that a buyer of one... more
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07/14/22

How many medical test kits were sold last year?
at home medical test kits have increased in popularity in recent years. This year, 290 million test kits are expected to be sold. This represents a 116% increase from the number of kits that were... more
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07/13/22

i need help solving this
For 34 hours of​ work, you are paid ​$263.50. How much would you receive for 36 ​hours?Question content area bottomPart 1You would receive ​$enter your response here. ​(Round to the nearest cent... more
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07/13/22

i need help solving this problam
A man ordered 4 times as many boxes of ballpoint pens as boxes of​ felt-tip pens. Ballpoint pens cost ​$4.42 per​ box, and​ felt-tip pens cost ​$3.44. If the​ man's order of pens totaled ​$63.36​,... more
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07/13/22

Let f(x)= |x| and g(x)= x^2-2
Find the area of the region enclosed by f(x) and g(x) Answer:
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07/13/22

How do I find the time taken for A to overtake B? (Details below)
Two particles A and B are moving in the same direction on parallel horizontal tracks. At a certain point, A which is travelling with a speed of 7m/s and accelerating uniformly at 1.5m/s^2 overtakes... more
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07/13/22

f(x) = 2 and f(2). Create a function and solve it for f(x) = 2 and f(2).
please tell me the right answer cause if not then i'll give this website a bad review
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07/13/22

A kite has a 5-inch side and a 7-inch side. One of the diagonals is bisected by the other. The bisecting diagonal has length 8 inches. Find the length of the bisected diagonal.
A kite has a 5-inch side and a 7-inch side. One of the diagonals is bisected by the other.The bisecting diagonal has length 8 inches. Find the length of the bisected diagonal.
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07/13/22

Find the Function​ y(x) Satisfying
Find the function​ y(x) satisfying dy/dx=5x−8/9 and ​y(−​1)=−6.y(x)= ?
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07/13/22

math problem help
You want to put a 4 inch thick layer of topsoil for a new 18 ft by 16 ft garden. The dirt store sells by the cubic yards. How many cubic yards will you need to order? The store only sells in... more
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07/13/22

Math Question Help

Sound travels about 750 miles per hour. If you stand in a canyon and sound a horn, you will hear an echo.Suppose it takes about 4 seconds to hear the echo. How far away is the canyon wall, in... more
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07/13/22

I don't know this

9(u-4)
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07/13/22

Using distributive property find the product by expanding the multiplicand
42×5
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07/13/22

5 girls and 4 boys are seated in a row. Calculate the number of ways this can be done if: a)the girls sit together and the boys sit together b) Adam and Betty are not allowed to sit next to each other
Answers:a) 5760b) 282240
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07/13/22

change-of-base formula
Use the change-of-base formula to convert x=log390 to common logarithms. Then use a calculator to round the value of x to the nearest thousandth.
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07/13/22

Frank makes $0.40 for each lemonade he sells. By the end of the day, he has sold 100 lemonades. How much money did he make?

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07/13/22

Frank makes $0.40 for each lemonade he sells. By the end of the day, he has sold 100 lemonades. How much money did he make?

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07/13/22

Describe how the graph of each function can be obtained from the graph of y = f(x). Make sure you use full sentences to explain the transformation of the new function.
y=3f(x)–2 y=f(x-1)–4 y=f(1⁄2x)+5
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07/12/22

i need help solving this thank you so much
or a certain company, the cost for producing xx items is 35x+300 and the revenue for selling xx items is 75x−0.5 The profit that the company makes is how much it takes in (revenue) minus how much... more
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07/12/22

For the problem below, θ is a central angle in a circle of radius r . Find the length of arc s cut off by θ . Enter exact answers, do not round. θ = 60 ∘ ; r = 8 inches
For the problem below, θθ is a central angle in a circle of radius rr. Find the length of arc ss cut off by θθ. Enter exact answers, do not round.θ=60∘θ=60∘ ; r=8r=8 inches
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07/12/22

what are the key Points of f(x)= 1/x^2-9 and 𝑓(𝑥)= 𝑥+2/ 𝑥^2−5𝑥+4
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07/12/22

math problem help

JoAnn works in a publicity office at the state university. She is paid $11.00$11.00 an hour for the first 3535 hours she works each week and $16.50$16.50 an hour for every hour after that. If she... more
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