Prove that cos theta minus 10 theta equal to cos square theta minus one upon sin theta cos theta
Rajat Chauhan , 6 Years ago
Grade 10
Trigonometry> Prove that cos theta minus 10 theta equal...
1 AnswersRajat Chauhan
Last Activity: 6 Years ago
Cos theta upon sin theta minus sin theta upon cos theta nextstep cos square theta minus sin square theta upon sin theta cos theta nextstep sin squared Theta - 1 - cos square theta upon sin theta cos theta cos square theta + cos square theta minus one upon sin square theta minus one upon sin theta into cos theta
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