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[sin^(2)x+cos^(4)x in[(3)/(4),1]" 3) "[-...

[sin^(2)x+cos^(4)x in[(3)/(4),1]" 3) "[-1,(3)/(4)]],[" 1) "[(1)/(4),(1)/(2)]" ?) "]

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The range of f(x)=sin^(2)x+cos^(4)x is (1)[(1)/(2),1](2)[(3)/(4),1](3)[0,1](4)[0,(1)/(4)]

The range of f(x)=sin^(2)x+cos^(4)x is (1)[(1)/(2),1](2)[(3)/(4),1](3)[0,1](4)[0,(1)/(4)]

The range of (sin x-cos x)^(2)+cos^(2)((pi)/(4)-x) is A) [1,2] B) [-(1)/(4),(3)/(4)] C) [(3)/(4) , 1] D) [(3)/(2),2]

3sin^(-1)x=sin(3x-4x^(3)),x in[-(1)/(2),(1)/(2)]

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

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

(lim)_(x rarr)(sin^(4)x-sin^(2)x+1)/(cos^(4)x-cos^(2)x+1) is equal to (a) 0( b) 1 (c) (1)/(3)(d)(1)/(2)

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