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If f(x)=cos^(2)x+sec^(2)x, then...

If `f(x)=cos^(2)x+sec^(2)x`, then

A

`f (x) lt 1`

B

` f (x) = 1`

C

`2 gt f(x) gt 1`

D

` f (x) ge2`

Text Solution

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The correct Answer is:
D
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