Math, asked by rajanrajas51, 4 months ago

a) which of the following value ia correct
sin theta = .......... (1 , 2 , 3, 4)
b) prove that sinx + sin 3x / cos x + cos 3x = tan 2x

Answers

Answered by jasenemmanuel88

0

Answer:

a:) 3 , hence proved for third questions

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