" 1."int_(0)^(2)(x^(2)+1)dx

int_(0)^(2)|1-x^(2)|dx

Evaluate int_(0)^(1)(3x^(2)+2x+1)dx as limit of the sum.

Evaluate the following integrals as limit of sums: int_(0)^(1)(3x^(2)+2x+1)dx

" 2."int_(0)^(1)(x^2)/(1+x^(3))dx

Evaluate int_(0)^(1)(x^2/(1+x^2))dx

Evaluate: int_(0)^(4)(1)/(x+sqrt(x))dx( ii) int_(0)^(1)(2x)/(5x^(2)+1)dx

Evaluate the integrals . I=int_(0)^(1) (x^(2))/(x^(2)+1)dx

int_(0)^(1)(2x)/(5x^(2)+1)dx=log6

Evaluation of definite integrals by subsitiution and properties of its : int_(0)^(1)(2x)/(5x^(2)+1)dx=..........