10/13/15

Find dy/dx by implicit differentiation : e^(x/y) = x - y

Find dy/dx by implicit differentiation : e^(x/y) = x - y

10/13/15

Differentiate y = x/e^x

Differentiate y = x/e^x

The graph of f passes through (-4, 5) and is perpendicular to the line that has an x-intercept of 7 and a y-intercept of -49.

The slope intercept form of the line is y=   I have tried this problem too many times and still cannot get the correct answer, according to my online math homework website.

i do not understand

 The length of the longer leg of a right triangle is 16 more than four times the length of the shorter leg. The length of the hypotenuse is 17 more than four times the length of the shorter leg.... more

10/13/15

Find the equation of the line tangent to the curve

F(x) = 3-2x-4x^2 at x=2 

Find the derivative of y = xe ^ -kx

I know I need to use the chain rule but I never get the right answer when I try on this problem

What is the time, cost and space that needs to be covered?

The walls and ceiling in your bedroom need to be painted. The bedroom is 14 ft. 3 in. by 16 ft., and the ceiling is 8 ft. high. The paint covers 75 sq. ft. per gallon, and costs $33.50 per gallon.... more

09/23/13

How would i solve this by completing the square. What value should i add to each side of the equation ?

x^2 + 2x = -7 What value should I add to both sides if this equation?

what is 4 squared -8*6/4+7+ (3 to the power of 4)

this is something I made up to help me with my orders of operations can you help me explain it to myself

09/04/13

What's two laws of exponents and provide an example illustrating each law.

How would you simplify the expression. How do the laws work with rational exponents?

08/29/13

Please can someone answer this

please help Find the equation of a line with a slope of 3/4 that goes through the point (8, 2).

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