The value of `int_(1)^(2) x^3dx` is

The value of int_(0)^(2)|1-x|dx

The value of int_(0)^(2) 3x^(2)dx+int_(0)^(pi//2) sin x dx is :-

The value of int_(-1)^(1)x|x|dx is

If [:] denotes the greatest integer function, then find the value of int_(1)^(2)[3x]dx

Let [x] denote the greatest integer less than or equal to x. Then the value of int_(1)^(2)|2x-[3x]|dx is ______

The value of int_(-2)^(2)x(x-1)dx is:

The value of int_(-1)^(1) x|x|dx , is