Math, asked by noorbrar8864, 8 months ago

If (1 + cos
A)/2 = x, then the value of x is

Answers

Answered by mbakshi37

0

Answer:

cos^2 ( A/2)

Step-by-step explanation:

hint :

(1+ Cos A) is. 2 Cos^2 (A/2) fro Half angle trignometric derivation.

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