Richard C.

A business has a cost function of C=0.4x+8000, where C is measured in dollars and x is the number of units produced. The average cost per unit is given by C' = C/x = 0.4x+8000/x, x>0.Find... more

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Algebra 2

06/24/22

Help please ASAP and thankyou!

Jaxon is flying a kite, holding his hands a distance of 3.25 feet above the ground and letting all the kite’s strings play out. He measures the angle of elevation from his hand to the kite to be... more

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Precalculus

06/22/22

If I had a kite wanting to know how high my kite flew, used a protractor to measure an angle of 39 degrees from ground level to kite string.

So if a 100 yard spool of string was used, then how high was the kite? (In feet) Told to ignore any sag in string and assume string reel is ground height. I need to include units in my answer. All... more

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Math Calculus

06/21/22

For the point (-4,4) on the terminal arm of the angle theta? Find the exact value in fractional form of sin theta? Find the value of theta in degrees?

Can some one help me solve this please

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Algebra 2

06/21/22

Identify the solution and an extraneous solution.

|5x+15|=10x

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Algebra 1

06/20/22

Find seven ordered pairs for the equation y=x^3+9 using the given values of x. Then determine it’s graph.

Y=x^3+9

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Trigonometry

06/16/22

Find the solution set of each equation if 0° ≤ θ < 360°. (Please explain it with proper solutions)

6(tan θ)^2 − tan θ − 12 = 0

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Math Calculus Precalculus

06/16/22

help with the 2nd and 3rd question

1. At the beach in San Francisco (0 meters) the pressure of the atmosphere is 101.325 kPa(kilopascals) and in Denver, 1609.344 meters above sea level, the pressure of the atmosphereis about 83.437... more

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Algebra 2

06/15/22

Determine the equation of the parabola with focus (-6,-7) and directrix y=9

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Precalculus

06/15/22

for f(x)=3x+1 and g(x) =x^2-6, find (fg)(x)

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Precalculus

06/13/22

If f(x)=x^4 +9, g(x) = x-1 and h(x) = x^1/2 then f(g(h(x)))=

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Trigonometry

06/12/22

Use a half-measure identity to find the indicated function value.

cos t = 1/3 and 0 < t < 1/2π; find sin 1/2t and csc 1/2t

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Precalculus

06/12/22

Use the laws of logarithms to write the following expression as a single logarithm : 5 log ( 64 − x^2 ) − ( log ( 8 + x ) + log ( 8−x ) ) = log ( ? )

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Precalculus

06/12/22

Get the exact solution to the equation, do not give the decimal approximation, for the following: 3 ln ( 2x + 4 ) = 26 x =?

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Precalculus

06/12/22

Need to Solve for x when log ( x6 )= ( log x )2 There are 2 solutions for this, A and B, where A < B so then A = ?

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Algebra 1

06/10/22

Algebra 1, Please Help!

Find the vertex of y = -2(x-4)2 + 3 and identify it as a minimum or a maximum.

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Precalculus

06/10/22

How far is she from her starting position?

A pilot flies in a straight path for 1 h 30 min. She then makes a course correction, heading 10 degrees to the right of her original course, and flies 2 h in the new direction. If she maintains a... more

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Calculus

06/09/22

What is the length (side parallel to the river) and width (sides perpendicular to the river) that creates the enclosure with the most area?

You are a llama farmer, and you must create a new enclosure for your llamas. You have recently purchased 16001600 meters of fencing, and you wish to create the largest enclosure possible to keep... more

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Precalculus

06/08/22

PreCalculus Algebra Word Question

Suppose you have entered a 97 mile biathlon that consists of a run and bicycle race. During your run, your average velocity is 8 miles per hour, and during your bicycle race, your average velocity... more

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