Math, asked by mehtahardu, 11 months ago

evaluate cot12 cot38 cot52 cot90 cot78

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Answered by praveenasoni8849

0

Answer:

*Answer*** :- 0

Step-by-step explanation:

This is your answer.

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Answered by asmitamaskey

0

cot12 cot38 cot52 cot90 cot78

Cot(90-78) Cot(90-52) Cot52. cot90 cot78

Tan78 tan52 cot52 cot90 cot78

Tan78 cot78. Tan52 cot52. Cot90

1 × 1 × cot90

1 × 0

0

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