find the second order derivative, rxy(x,y) for r(x,y)=xy/8x+5y

find the value of the derivative (if it exist) at the indicated extrema. 1. f(x)=x^2/(x^2+4) at (0...

"Find the directional derivative fu(1,2) for the function f with u = (3i-4j)/5 for f(x,y)= x^(2) - y...

Find the value of the derivative at each indicated extremum.

How do I find the 2nd derivative of x^(-1/15)

w=4e^sqrt(s) Find the derivative of the function.

Find the value of the derivative of y=sin^2(0.25x^4) at the point (ð,0.17)

y = sin x find the derivative...

Find the value of the derivative (if it exists) of f(x) = (x+3)^(4/3) at x=-3. So I got (4*(x+3)^...

Find the value of the derivative of the function f(x)=7-|X| at the extrema point (0,7)? A. Does n...

Find a function whose derivative is a constant k

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