Find the following integrals: (i) `int (x^3+5^x+3e^x)dx` (ii) `int sinx/cos^2x dx`

Find the following integral : int (2x - 3 cos x + e^x) dx

Find the following integrals int (1-sinx)/cos^2 x dx

Find the following integrals: int (1-sinx)/(cos^2x)dx

Evaluate the following integrals: int3^x e^x dx

Find the following integrals: ( i ) int(sin x+cos x)dx( ii) int cos ecx(cos ecx+cos x)dx( iii) int(1-sin x)/(cos^(2)x)dx

Evaluate the following integrals int x^(2)e^(-3x) dx

Find the following integrals : int(1+sinx)/(cos^(2)x)dx

Find the following integrals:(i) intsin^3xcos^2x dx (ii) int(sinx)/(sin(x+a)dx (iii) int1/(1+tanx)dx

Find the following integrals : (i) int (sinx+cosx)dx (ii) int "cosec" x ("cosec" x+cot x)dx (iii) int (1-sinx)/(cos^(2)x)dx