x^(3)e^(x)cos x

Evaluate: int((1-x sin x)dx)/(x(1-x^(3)e^(3cos x)))

e^(3x)cos 2x

e^(-3x) cos x

e^(6x)"cos"3x

cos (x^(3).e^(x))

int x^(2)e^(x^(3))cos x^(3)dx

Evaluate: int x^(2)e^(x^(3))cos x^(3)dx

' int e^(^^)(2x)cos x cos3xdx

Delta (x) = det [[sin2x, e ^ (x) sin x + x cos x, sin x + x ^ (2) cos xcos x + sin x, e ^ (x) + x, 1 + x ^ ( 2) e ^ (x) cos x, e ^ (2) x, e ^ (x)]]