`intx/(3-x^(2))dx`

intx/(1-2x^2)dx

Evaluate: intx/(9-4x^2)dx

intx^4/(1+x^2)dx

Evaluate: intx/e^(x^2)dx

Evaluated : (i) intx^(7)d , (ii) intx^(-7)dx , (iii) intx^(-1)dx (iv) intx^(5//3) , (v) intx^(-5//4) dx , (vi) int2^(x) dx (vii) int3sqrt(x^(2))dx , (vii) int(1)/(4sqrt(x^(3))) dx , (ix) int 2/(x^(2))dx

intx^(3)cosx^(2)dx=?

intx/sqrt(1-x^(2))dx

intx^2(1-1/x^2)dx

Evaluate: intx/(x^2+x+1)dx

Evaluate intx^2/(x^2-4)dx