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4 cos6 theta.cos 4 theta.cos2 theta=? cos 12 theta + cos 8 theta+ cos 4 theta +1 cos12 theta+ cos 8 theta+1

4 cos6 theta.cos 4 theta.cos2 theta=?
  1. cos 12 theta + cos 8 theta+ cos 4 theta +1
  2. cos12 theta+ cos 8 theta+1

Grade:11

1 Answers

Anish Singhal
askIITians Faculty 1192 Points
5 years ago
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