" 15.Evaluate: "int(3sin x-4cos x+5sec2x-2cosec^(2)x)dx

Evaluate: int(3s in x-2cos x+4sec^(2)x-5cos ec^(2)x)dx (ii) int sqrt(1+cos2x)dx

Evaluate: int(sin x cos x)/(3sin^(2)x-4cos^(2)x)dx

Evaluate: (i) int(5x^(2) + 2x^(-5) - 7x + 1/(sqrt(x)) +5/x) dx (ii) int(3sinx - 4 cosx + 5 sec^(2) x - 2cosec^(2)x) dx (iii) int(1-x)(2+3x)(5-4x)dx (iv) int((3x^(4) - 5x^(3) + 4x^(2) -x + 2)/(x^(3)))dx , (v) int(x^(2) + 1/(x^(2)))^(3) dx

int(3sin x-2)cos x(dx)/(5-cos^(2)x-4sin x)

Evaluate: int(4sin x+5cos x)/(5sin x+4cos x)dx

Evaluate: int(3sin x+2cos x)/(3cos x+2sin x)dx

Evaluate the int(sin^3x+cos^3x)/(sin^2x cos^2x)dx

Evaluate: int(cos x-sin x)/(cos x+sin x)(2+2sin2x)dx

int sec^(2)"cosec"^(2) x dx=