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Find all solutions to cos(4.c) - cos(2x) = sin(3.c) on 0 < x < 21 = Preview Enter a list of mathematical expressions (more..]
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Answer #1

cosar-852a=sinau »- 2 sin(4x+2) sin/en-2)=sinza 2 sin an sindəsinau » sinau (1+2 sinu) sinan 1+2 sinn zo 2 ZO onNouisin 3X0 이들 on sinnert 지리 량 1쁜 Z 7 x = 0 3 2n 3 노스 3 이 55 -- x 10 2 0, a 3 씨 쯩 뿡 IIN 6 C

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