Нужен 5 и 7 номер, помогите.
5)y=5sinx-1/2*x ;xo=-π/3 K=y'(x) y'(x)=(5sinx-1/2*x)'=5cosx-1/2 y'(xo)=y'(-π/3)=5cos(-π/3)-1/2= 5/2-1/2=4/2=2 K=y'(-π/3)=2 7)y=(x+1)²;y=0;x=1 y=0;(x+1)²=0;x=-1 S=интеграл( -1. до 1)(x+1)²dx= ((х+1)³/3)(-1. до 1) =8/3-(1-1)³/3==8/3