6. Calculate the following derivatives. Each derivative is won]: 5 points. Do not simplify your answers. (a) If f{x)=3x2%+1r2 then f'(x)= (b) If f(x) = (:3 3)(-3xx2} then fix) = (c) If m = 21%;} men gm = (d) if p{r)=r\\/F%~3 then p'[:)=