Math, asked by mithilesh2913, 11 months ago

Find the value of cos 55° + cos 125° + cos 300°.

Answers

Answered by Gouthami03

5

Cos 55 + Cos 125 + Cos 300

Cos (90 - 35) + Cos (90 + 35) + Cos (270 + 30)

Sin 35 - Sin 35 + Sin 30

Sin 30 = 1/2

#BeBrainly

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