Math, asked by review60, 8 months ago

tan9° - tan27° - tan63° + tan81° = ?

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Answered by khajanchandra111

0

Answer:

x=tan81+tan9−(tan63+tan27). = cot9+tan9−(cot27+tan27). = (cos9)2+(sin9)2sin9⋅cos9−(cos27)2+(sin27)2sin27⋅cos27.

Answered by Anonymous

0

Hope it helps!!

Thank you

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