Question on differentiation of exponential functions. (1 Viewer)

[theodore0307]

Can someone help me with this question.

 

[Squar3root]

f(x)=x^3 +3x -e^x

f'(x)=3x^2 -e^x +3

f''(x)=6x -e^x

subbing it in:

now f'(1)= 6-e

and f''(1)= 6-e

 

[EpikHigh]

Recall that when deriving e^nx the derivative is ne^nx