Q. 75.0( 1 Vote )

The value of <spa A.0

B. 1

C. tan 27°

D. cot 63°

Answer :

We know,

∴

⇒

Hence option B is correct.

Note: Alternatively, the identity could also have been used.

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The value of <spa A.0B. 1C. tan 27°D. cot 63°