7,221 Answered Questions for the topic Math Help

07/18/17

Calculus Question
Differentiate 2xy-17=-3x2 to find the slope at point (2,5).   help?!
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Math Help

07/18/17

Find the area of a circle with a circumference of 10
Don't understand how to do this
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07/18/17

Calculus Question
Find the equation of the tangent line to the curve 3xy = x3+y3, at the point (2/3,4/3). HELP!?
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07/18/17

Calculus Question
Differentiate y = (2x+5)^3(6x-1)^5. Express your answer in factored form.
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Math Help

07/18/17

Let the replacement set be the set of real numbers.
Give the solution by listing its elements. ( Enter your answer in roster notation). x > -2 and x - 1 < 0.
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Math Help Calculus

07/17/17

Calculus Question
Find dy/dx if 2x5+x4y+y5 = 36  
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Math Help

07/17/17

Give the solution set by listing its elements. ( Enter answer in ro).ster notation
x less than -2 and x is greater than 1
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Math Help Calculus

07/17/17

Calculus Question
If 2y2-xy-x2 = 0, find dy/dx.   And, determine the slope of the tangent at x =1. 
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Math Help Math Word Problem

07/17/17

If a chemist uses 170 milliliters of compound A, how many milliliters of the drug will be made?
A certain drug is made from only two ingredients: compound A and compound B. There are 2 milliliters of compound A used for every 3 milliliters of compound B. If a chemist uses 170 milliliters of... more
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Math Help

07/17/17

Ryan is paid a flat rate of $11 for babysitting, plus an additional d dollars per hour. If he works more than 5 hours, he is paid 1.5 his hourly rate for any...
....hours over 5. If Ryan made $75 at a babysitting job lasting 7 hours, what is the value of his hourly rate, d?   A) 7 B) 8 C) 9 D) 13
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Math Help Math Calculus

07/16/17

Calculus Question
Given the piecewise function: f(x) = x^2+3x+1, x > 1, x can't equal 2 f(x) = 2, x < or equal to 1 determine the value of the limit as x approaches 2 A) undefined B) 11 C) 2 D)... more
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Math Help Word Problem

07/16/17

A 6000 -seat theater has tickets for sale at $24 and $40. How many tickets should be sold at each price for a sellout performance to generate a total revenue of
A 6000 -seat theater has tickets for sale at $24 and $40. How many tickets should be sold at each price for a sellout performance to generate a total revenue of $185,600? PLEASE HELP ME
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Math Help

07/16/17

Finite Probabilty Help
I need help figuring out a few problems.   1. For two events, M and N, P(M)=0.6, P(N|M)=0.3, and P(N|M')=0.3. Find P(M|N').   2. Suppose you have 3 jars with the following contents. Jar 1 has 1... more
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Math Help

07/16/17

Solve the equation by using the quadratic formula. Enter your answer in roster notation).
3x^2 - 6 + 2 = 0
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Math Help

07/15/17

Find slope 3,2 and-2,3
Find slope 3,2 and-2,3  
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Math Help Math Calculus

07/15/17

Calculus Question
The slope of the tangent to y = x^3-x at x =1 is 2. Determine the equations of the tangent and normal lines at that point.    Please help!?
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Math Help Calculus Mathematics

07/15/17

Estimate the slope of y = x^2+3x at x = 3. Justify your answer.
 This is a calculus question that I need help on.
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Math Help

07/14/17

Let the replacement set be the set of real numbers. Graph the solution set.
x + 5 >(or = to)4 or x < 0
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Math Help

07/14/17

Give the solution set by listing its elements. Enter your answer in roster notation.x
x > -5 and x -4 < 0
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Math Help

07/14/17

Perform the vindicated operations and simplify
5 square root 2 - 3 square root 32 - 2 square root of 50
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Math Help

07/13/17

slope -7/10 through (-3,0)
slope -7/10 through (-3,0)
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Math Help

07/13/17

slope 5 through (2,1)
slope 5 through (2,1)
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Math Help

07/13/17

The relationship between your shoe size S and the length of your foot L (in inches) is given by
S = 3L - 22 for men S = 3L - 21 for women How long is your foot when your shoe seize is the same as the length of your foot and you are the following gender. a man:           in a woman:       in
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Math Help Math

07/12/17

A manufacturing unit currently operates at 80 percent of its capacity.
A manufacturing unit currently operates at 80 percent of its capacity. The profit function for the unit at the optimum output, x, is given by p(x) = -0.1x2 + 80x − 60.If the function f(x) models... more
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Math Help

07/12/17

F(x)=x^2+2. Find f (7)
This is for domain and range math questions 
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