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Mathematics, 04.04.2020 17:05 zahkaria1223badiieez
Prove
that:
cos^3A Cos3A + sin^3A. sin 3A=cos^3 2A
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Answers: 1
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You know the right answer?
Prove
that:
cos^3A Cos3A + sin^3A. sin 3A=cos^3 2A
...
that:
cos^3A Cos3A + sin^3A. sin 3A=cos^3 2A
...
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