Chemistry, asked by nehasingh20060116, 4 months ago

cos A+cosB answer he dena yarr

Answers

Answered by Anmolpreet1313

9

Answer:

2cos(a+b/2) cos(a-b/2)

Answered by parveshkumar270762

3

Answer:

this is the correct answer

Explanation:

hope it helps!

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