int_(2)^(4)(sqrt(x^(2))-4)/(x^(4))dx

int_(2)^(4)(sqrt(x^(2)-4))/(4)dx is equal to

int_(2)^(4)sqrt(x)dx

int_(-4)^(-2)(sqrt(x^(2)-4))/(4)dx

Which of the following are true: I : int_(0)^(4) sqrt(x^(2)-4x +4)dx=4 II : int_(0)^(2) sqrt(x^(2)-4x+4)dx=2 III : int_(2)^(4) sqrt(x^(2)-4x+4)dx=2

int_(-2)^(2)sqrt(4-x^(2))dx

The value of the expression (int_(0)^(a)x^(4)sqrt(a^(2)-x^(2))dx)/(int_(0)^(a)x^(2)sqrt(a^(2)-x^(2))dx)=

Evaluate int_(0)^(a) x^(4)sqrt(a^(2)-x^(2))dx

int (sqrt(x^(2)+4x))/(x^(2))dx

- int_(4)^(0)(sqrt(x)-2)dx