Math, asked by dwarkayadav72, 1 month ago

The value of cos40° + cos20° is

Answers

Answered by rajeshvishnoi0101200

0

Answer:

cos60

$\cos(60)$

1/2

Answered by rekharajpurohit27081

0

Answer:

Prove that cos 20 degree * cos 40 degree * cos 80 degree =1/8.

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