posted by michael .
In dire need of help with derivatives.
if f(x)=(x2+3x+6)3, find f'(x)
if f(x)=3^1/2 / t^5 (square root of three divided by t to the 5th power), find f'(x)
If f(x)=(3x+4)^–1 , find f(x) .
all of these is the power rule
f'=-(3x+4)^-2 * 3