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Mathematics
Karsyn
20 September, 21:58
What is the exact value of cos 4/3 pi
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Alyvia
20 September, 22:26
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The exact value of cos (43) cos 43 cannot be found using sum and difference formulas or half-angle identities. The approximate decimal answer is 0.235237570.23523757.
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Amani Swanson
20 September, 23:57
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Cos 4/3π = cos (π + π/3) = - cos π/3 = - 0.5
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