а) S=int_{0;pi/2} (cosx dx)=sin x_{0;pi/2}=sin pi/2-sin 0=1-0=1
b)S=int_{2;3} (x^2 dx)=x^3/3 _{2;3}=3^3/3-2^3/3=27/3 - 8/3=19/3=6 1/3
a) sinП/2-sin0=1
б) 3^3/3-2^3/3=27/3-8/3=19/3
а) S=int_{0;pi/2} (cosx dx)=sin x_{0;pi/2}=sin pi/2-sin 0=1-0=1
b)S=int_{2;3} (x^2 dx)=x^3/3 _{2;3}=3^3/3-2^3/3=27/3 - 8/3=19/3=6 1/3
a) sinП/2-sin0=1
б) 3^3/3-2^3/3=27/3-8/3=19/3