Math, asked by priyanshiverma1307, 7 months ago

(a) sin 10° cos 80° +cos 10° sin 80°

Answers

Answered by Anonymous

3

Answer:

sin 10 . cos (90-10) + cos 10 . sin (90-10)

sin 10 .sin 10 + cos 10 . cos 10

sin^2 10 + cos^2 10

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