Помогите
1. S= ∫^(1) _(-1)(1-x^2)dx=2 ∫ ^(1)_(0)(1-x^2)dx=2(x-(x^3/3))|^(1)_(0)= =2*(1-(1/3)=2*(2/3)=4/3 2. S= ∫ ^(2)_(0)x^2dx=(x^3/3)|^(2)_(0)=8/3