Question

I need help somebody ASAP pleassse

Answer 1

using partial derivatives

(v du - udv) /v^2  where u= 1-3x     du = -3

                                         v= x+2    dv = 1

[(x+2) (-3) -(1-3x)(1)]/(x+2)^2

[-3x-6-1+3x]/(x+2)^2

-7/(x+2)^2