Sunday

September 21, 2014

September 21, 2014

Posted by **Ralph** on Wednesday, March 23, 2011 at 10:24pm.

y = f (x)^3 + 40√(f(x)+12) .

Knowing that f(4) = -4

and that dy/dx|x=4 = 14 ,

calculate f’(4)

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