Math, asked by sg770530, 7 months ago

write the expression for cos 2A and sin 2A in term of tan a

Answers

Answered by Anonymous

0

Step-by-step explanation:

2. The double angle formulae for sin 2A, cos 2A and tan 2A. 2. 3. The formula cos 2A = cos2 A − sin2 A. 3. 4. Finding sin 3x in terms of sinx.

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