If `y=(sin^4x-cos^4x+sin^2xcos^2x)/(sin^4x+cos^4x+sin^2xcos^2x),x in (0,pi/2)` , then (a)`-3/2lt=ylt=1/2` (b) `1lt=ylt=1/2` (c)`-5/3lt=ylt=1` (d) none of these

If quad (sin^(4)x-cos^(4)x+sin^(2)x cos^(2)x)/(sin^(4)x+cos^(4)x+sin^(2)x cos^(2)x),x in(0,(pi)/(2)), then (a)-(3)/(2)<=y<=(1)/(2)(b)1<=y<=(1)/(2)(c)-(5)/(3)<=y<=1( d) none of these

int(sin2xcos2x)/(sin^(4)2x+cos^(4)2x)dx=

Prove that sin^4x + cos^4x = 1 - 2sin^2xcos^2x

Evaluate the integrals int(sin^4x - cos^4x)/(sin^2xcos^2x)dx

Evaluate: int(dx)/(sin^4x+sin^2xcos^2x+cos^4x)

If cos 4x = 1 + k sin^2xcos^2x then k =?

Let f(x)=sin^(4)x-cos^(4)xandg(x)=1-2sin^(2)xcos^(2)x . intg(x)dx =

underset0overset(pi//4)int (sin^2xcos^2x)/(sin^3x+cos^3x)^2dx

Evaluate: int1/(sin^4x+sin^2xcos^2x+cos^4x)\ dx

If Sin^(4)2x+Cos^(4)2x=Sin2xCos2 then x=