Mathematics, 03.09.2021 21:30, fayechadx

If cosƟ+cos2Ɵ =1,the value of sin2Ɵ+sin4Ɵ is

(a) -1
(b) 0
(c) 1
(d) 2

Answers: 3

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Do you know the correct answer?

If cosƟ+cos2Ɵ =1,the value of sin2Ɵ+sin4Ɵ is

(a) -1
(b) 0
(c) 1
(d) 2...