Math, asked by nokeshkola1204, 11 months ago

Cos 48 - sin 42 ka maan solve

Answers

Answered by prabalsingh2792

0

$cos48 - sin42 \\cos(90 - 42) - sin42 \\ sin42 - sin42 \\ = 0$

Identity used

cos(90-A)= sinA

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