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The equation tan^4x-2sec^2x+a=0 will hav...

The equation `tan^4x-2sec^2x+a=0` will have at least one solution if `1 < alt=4`

A

(a) `ale4`

B

(b) `alesqrt(2)`

C

(c) `ale3`

D

(d) `ale2`

Text Solution

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The correct Answer is:
C
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