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7,189 Answered Questions for the topic Math Help

Math Help

07/21/17

If I am receiving 20% bonus on total products purchased, does the base cost per unit go down if I purchase more or does it stay the same?

If I buy 1000 pieces of apples and the vendor offers me 20% bonus on total qty purchased, does the base cost per apple go down if I buy more or is it constant?

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Math Help Math Calculus

07/20/17

Calculus Question

If f(x) = sinx, evaluate f(2+h)-f(2)/h to two decimal places as h approaches 0. Help?!

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Math Help

07/20/17

The variable Z is inversely proportional to X. When X is 12, Z has the value 0.25. What is the value of Z when X = 19

The variable Z is inversely proportional to X. When X is 12, Z has the value 0.25.What is the value of Z when X = 19

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Math Help Calculus

07/20/17

Trigonometry Question

Prove sinx/1+cosx + 1+cosx/sinx = 2 cscx, Justify significant steps. Help!?

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Math Help Math Calculus Trigonometric Identities

07/20/17

Trig Question

Prove sec2x-1=sec2xsin2x, justify significant steps. (state identities used)

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Math Help Math Algebra Word Problem

07/20/17

I work two jobs and get paid 11.50 per hour at one and 9.65 per hour at the other. Combining both jobs, what do I get paid hourly ?

I work 8 hour shifts every day at both jobs and ONLY on the weekends do I get paid 9.65. I'm really bad at math lol If I calculate the average it's only $10, which doesn't seem right and that's not... more

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Math Help Math Calculus

07/19/17

Calculus Question

Find the slope of the curve 8x2+y2-2x+4y=270 at the point (-5,6). Round the answer to the nearest thousandth. Help!?

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Math Help Math Calculus

07/19/17

Calculus Question

Find the slope of the tangent to the curve f(x) = x2-2x-1 at the point (3,2)

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Math Help Math Calculus

07/19/17

Calculus Question

Determine the slope of the normal line to the curve y = x+1/x at the point (2,5/2). Round to the nearest hundredth.

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Math Help Math Statistic Population

07/19/17

name the population 45% of chicago residents surveyed, own their own vehicle

Name the population 45% of chicago residents surveyed, own their own vehicle

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Math Help

07/19/17

'>C(x)=2.15x+2350 . a. Find the monthly average cost function.

>C(x)=2.15x+2350 . a. Find the monthly average cost function.

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Math Help Trigonometry Mathematics High School: Math

07/19/17

Trigonometry Proof

Please help me answer the following question! I'm stuck! Prove that cos6ß + sin6ß = 1/4 + 3/4cos2ß I've tried simplifying out the LHS into (cos2ß)3 + (sin2ß)3, but I don't know what to do... more

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Math Help Algebra 2 Precalculus Precalculus Homework

07/19/17

Math help please answer and thank you with explanation

Roger has the graph of F(x) = −4x 2 but needs to sketch the graph of G(x) =(x+3)^2+2/3 Describe how Roger can use the graph of F(x) to sketch the graph of G(x)

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Math Help

07/19/17

Which of the following equations is NOT a function?

Which of the following equations is not a function? a) y=x^2-x-1 b) y= √x-1 c) y= x^2-1 d) y^2=x-1

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Math Help

07/18/17

Let the replacement set be the set of integers.

Give the solution set by listing its elements. Enter answer in roster notation. x > -2 and x -1 < 0

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Math Help Calculus Calculus 1

07/18/17

Calculus Qustion

What is the derivative of 2xy-17=-3x2? Is it -y/x-3?

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Math Help

07/18/17

Linear equations

It’s time to get a new cell phone plane - which will you choose? Using linear equations, you can answer some questions about which plan is best based on the number of text you plan to send. Y =(... more

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Math Help Math Calculus Differentiation

07/18/17