The value of the integral `I=int_(0)^(1)x(x)^(n) dx` is-

The value of the integral int_(0)^(1) x(1-x)^(n)dx , is

The value of the integral l = int_(0)^(1) x(1-x)^(n) dx is

The value of the integral int_(0)^(2)x[x]dx

If f(x)-3cos(tan^(-1)x) , then the value of the integral int_(0)^(1)xf''(x)dx is

If f(x) is continuous and int_(0)^(9)f(x)dx=4 , then the value of the integral int_(0)^(3)x.f(x^(2))dx is

The value of the integral int_(0)^(oo)(1)/(1+x^(4))dx is

The value of the integral int _(0)^(2) | x^(2)-1| dx is

The value of the integral int_0^1 x(1-x)^n dx=

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