Math, asked by GurudeepGenius, 1 year ago

cos 30=cos60×cos30+sin60×sin30

Answers

Answered by OjasT

0

cos30 = 0.15425144988

cos60×cos30+sin60×sin30 = 0.86602540378

cos30 ≠ cos60×cos30+sin60×sin30

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