`int(sin2x+2tanx)/((cos^6x+6cos^2x+4)`

int(sin^(2)xdx)/cos^(6)x

int (sin 6x- sin 2x )/(cos 6x - cos 2x) dx

Integrate : int (sin6x + sin4x) / (cos6x + cos4x) dx .

Evaluate int (sin 6x+sin 4x)/(cos 6x+cos 4x) dx

int sin^2x/(cos^6x) dx

int (sin^6x + cos^6x)/(sin^2 x*cos^2x) dx (i) tanx+ cotx+3x+C (ii) tanx+ cotx-3x+C (iii)tanx-cotx-3x+C (iv)tanx-cotx+3x+C

int\ (sin^6x + cos^6x)/(sin^2 x*cos^2x)\ dx (i) tanx+ cotx+3x+C (ii) tanx+ cotx-3x+C (iii) tanx-cotx-3x+C (iv) tanx-cotx+3x+C

Evaluate int(2 sin2x-cos x)/(6-cos^ (2)x-4sinx) dx .