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If (1-tantheta)(1+tantheta)sec^(2)theta+...

If `(1-tantheta)(1+tantheta)sec^(2)theta+2^(tan^(2)theta)=0`,then the number of values of `theta` in the interval `(-(pi)/(2),(pi)/(2))`is

A

1

B

2

C

3

D

4

Text Solution

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The correct Answer is:
B
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