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Prove the following: tan[pi/4+1/2cos^(...

Prove the following: `tan[pi/4+1/2cos^(-1)(a/b)]+tan[pi/4-1/2cos^(-1)(a/b)]=(2b)/a`

A

(a) `(2a)/(b)`

B

(b) `(2b)/(a)`

C

(c) `(a)/(b)`

D

(d) `(b)/(a)`

Text Solution

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The correct Answer is:
B
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