Math, asked by ranadeep123, 1 year ago

2(cos3x+3cosx) solve this problem
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Answers

Answered by prashantofficalraj
0

Answer:

Step-by-step explanation:

2(4cos^3x-3cosx+3cosx)

=8cos^3x

Answered by Anonymous
1
2(cos3x+3cosx)
2(4cos³x-3cosx + 3cosx)
2(4cos³x)
8cos³x
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