Question

РЕБЯТ, НЕ ИГНОРЬТЕ, ПЛИЗ

Answer 1

на фото............................

Answer 2

f'(x)=((x²)'(x+2)-(x+2)'•x²)/(x+2)²=
(2x(x+2)-x²)/(x+2)²

y'=(x¹/³)'=1/3*x^(-2/3)
y'=ln(x+1)+x•1/(x+1)
y'=cos(x-3)+2/(1-2x)