Posted by Anonymous on Monday, February 13, 2012 at 6:05pm.
Find the derivative of the function.
f(x) = 7x^3 + 7x^2/x
f '(x) =
MATH - Homework dumping - Ms. Sue, Monday, February 13, 2012 at 6:08pm
Please show us how you think these problems should be solved -- or where you're stuck. Do not post any more problems until you've shown us some effort on these other 10 or so problems.
MATH - Anonymous, Monday, February 13, 2012 at 7:17pm
so would it be 21x^2+14x/x
I don't know how to go further than this
MATH - Reiny, Monday, February 13, 2012 at 7:49pm
I don't know the foggiest idea what you are doing.
first of all, I think you probably meant
f(x) = (7x^3 + 7x^2)/x , or else the last term would simply be 7x
from my assumption, then
f(x) = 7x^2 + 7x
f'(x) = 14x + 7
MATH - Anonymous, Monday, February 13, 2012 at 8:13pm
I think i see what i am doing wrong thank you very much :)
Answer This Question
More Related Questions
- Calc - a) y =ln(x-1) find dy/dx=? b) y=3 ln x - ln (1/x) where x >0, dy/dx...
- Calculus - Hello I need help with this excersise of derivative of a inverse ...
- calculus - You are given the following function. f(x)= (8+x)/(1-8x) (a) Find the...
- calculus - Find the derivative of the function using the definition of ...
- Math - derivative of sinusoidal (check) - a) Find a function y=f(x) that ...
- Calculus - Use a symbolic differentiation utility to find the derivative of the ...
- math - Let f be a real value function and x Î Df then 0 lim ( ) ( ) h f x h f x...
- math - I have the same project as Jill down there... -What is the definition of ...
- Math - find the derivative of x^3-6x^2+15x+8 and show by completing the square ...
- Calculus - Find the intervals on which y=1/(x^2+1)^2 is increasing and ...