Question #e7772

1 Answer
Dec 12, 2017

f'(x)=3/(2sqrt(3x+4)

Explanation:

If this is sqrt(3x+4)
then f'(x)=1/(2sqrt(3x+4))*(3x+4)' =

3/(2sqrt(3x+4)

If it's sqrt(3x)+4
then f'(x)=1/(2sqrt(3x))*(3x)' =

3/(2sqrt(3x)

  • because (sqrtx)' =1/(2sqrtx (you prove this by differentiating
    (x^(1/2))'