Math, asked by mohanjha842, 1 year ago

5sin 75°sin 77° + 2cos13°cos15° / cos 15° sin 77° - 7sin81°/cos9° ? (a) -1 (b) 0 (c) 1 (d) 2

Answers

Answered by pranaymishr2003

5

-1 is the right answer

Answered by lucky3811

3

-1 is the correct answer

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