Evaluate the following definite intergrals as limit of sums.
`overset(b) underset(a)xdx`

Evaluate the following definite integrals as limit of sums. int_(a)^(b)xdx

Evaluate the following definite integrals as limit of sums : int_(a)^(b)cosxdx

Evaluate the following definite integrals as limit of sums. int_(2)^(3)x^(2)dx

Evaluate the following definite integrals as limit of sums. int_(0)^(5)(x+1)dx

Evaluate the following definite integrals as limit of sums. int_(-1)^(1)e^(x)dx

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

find the following definite trigonometric integral as limit of sums. overset(pi)underset(0) int sinx dx