anyone can help! plz solve this?

If _________
_/ 3x +1
f (x) = (for x ≥ 0)
Find f' (x) by using formal definition of derivatives

Christian2007-11-06T00:07:54Z

Favorite Answer

Rewrite it as (3x+1)^(1/2).

Therefore the derivative is .5(3x+1)^(-1/2)*3

This can be simplified to 3/(2*sqrt(3x+1))