Math, asked by debnathdipak760, 3 months ago

(ii)
3 sin 3 B + 2 cos (2 B + 5°)
2 cos 3 B - sin (2 B - 109)
when B = 20°.

Answers

Answered by kamranbaig708090

0

Answer:

3cos terra isngdisnsgsisngsisbs

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