" 3.(i) "int sec^(7)x*sin xdx" (ii) "int(1)/(sin x*cos^(2)x)dx

(i)intsec^(7) x. sin x dx" "(ii) int(1)/(sinx. cos^(2) x)dx

(i)intsec^(7) x. sin x dx" "(ii) int(1)/(sinx. cos^(2) x)dx

Evaluate: (i) int sin^(3)x cos^(5)xdx (ii) int(1)/(sin^(4)x cos^(2)x)dx

Evaluate: (i) int sec^(2)(7-4x)dx (ii) int(1)/(sin^(2)x cos^(2)x)dx

int cos^(3)x sin2xdx

" (i) "int sin x cos^(5)xdx

Evaluate: ( i ) int cos^(2)x3sin xdx (ii) int(e^(x))/((1+e^(x))^(2))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: (i) int sin^4x/cos^8xdx (ii) int1/sqrt(sin^3 x cos^5x)dx

I=int(sin xdx)/cos^(3)x=