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Mathematics, 30.01.2020 02:49, wendyar79
Prove that cos 2pi/15 cos4pi/15 cos 8pi/15 cos14pi/15=1/16.share all relevant formulae and give a detailed explanation pls.
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Prove that cos 2pi/15 cos4pi/15 cos 8pi/15 cos14pi/15=1/16.share all relevant formulae and give a de...
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