Math, asked by Tundimiller0, 11 months ago

Cos1xcos2....cos89 find value

Answers

Answered by rani49035

1

Answer:

Cos1xcos2....cos89

by using complementary angles of trigonometry

in this question all will get cancelled

only

cos45° is left

so

answer will be cos45° = 1/√2

hope this will help you

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