Question

prove that sin9 +cos54+tan63=cos81+sin36+cot27​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

sin9 + cos54 + tan63 = cos81 + sin36 + cot27

.'. cos(90 - 9) + sin(90 - 54) + cot(90 - 63)

.'. cos81 + sin36 + cot27

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