If `4 sin^(4) x+ cos^(4) x=1`, then x is equal to `(n in Z)`

int ( sin^(4) x - cos ^(4) x ) dx is equal to

If 4sin^(-1)x+cos^(-1)x=pi , then x is equal to

If 4sin^4x+cos^4x=1 ,then x is equal to (n in Z) (a) npi (b) npi+-sin^(-1)sqrt(2/5) (c) (2npi)/3 (d) 2npi+-pi/4

If sin^4 x+cos^4x=sinx.cosx, then x is equal to (A) npi, nepsilon I (B) (6n=1) pi/6, n epsilon I (C) (4n+1) pi/4, n epsilon I (D) none of these

If (4cos^(2)x -2 sinx -3) sin x = 0 , then x is equal to (n in Z)

If sin^ 4 x/2+cos^4 x/3 =1/5 then

If sin^ 4 x/2+cos^4 x/3 =1/5 then

int _(-pi)^(pi) (sin^(4)x)/(sin^(2) x + cos^(4) x )dx is equal to

If sin^4x/2+cos^4x/3=1/5 then

int(sin^(4)x)/(sin^(4)x+cos^(4)x)dx is equal to