Math, asked by niyatithakur55, 4 months ago

1+cos 2A
Jsing the formula, cos A=
find the value of cos 30°, it
2
1
being given that cos 60°
2

Answers

Answered by jyotigaikwad7930

1

Answer:

By using trigonometry table

cos 30 = root 3/2

cos 60 = 1/2

Not sure hope it helps you

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