Math, asked by seemamalik1978, 3 months ago

cos^4 A - sin^4 A is equal to
(a) 2 cos^2 A +1
(c) 2 sin^2 A-1
(b) 2 cos^2 A-1
(d) 2 sin? ^2 + 1. EXPLAIN HOW​

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Answered by KingJagan
2

Answer:

Aap class 10th ke ho kya bhai?


seemamalik1978: Hnji
Answered by Anonymous
12

Answer:

Answer : a) 2 cos² A - 1

plz make brainliest if you want

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