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If tan(pi//4 + theta ) + tan (pi//4 - t...

If ` tan(pi//4 + theta ) + tan (pi//4 - theta ) =3 , " then " tan^(2)(pi//4 + theta ) + tan^(2)(pi//4 - theta ) =`

A

4

B

5

C

6

D

7

Text Solution

Verified by Experts

The correct Answer is:
D
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