KEAM 2011 Math Paper

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Question : 75 of 120

Marks: +1, -0

If f(x)=sinx+cosx, x∊(−∞,∞) and g(x)=x2,x∊(−∞,∞), then (fog)(x) is equal to

1
0
sin2(x)+cos2(x)
sin(x2)+cos2(x)
sin(x2)+cos(x2)

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