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Find the exact value of the expression without using calculator sin38 - cos52
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Find the exact value of the expression without using calculator sin38 - cos52
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Jan 16, 2018
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Find the exact value of the expression without using calculator sin38 - cos52
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Mdarwi
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sinA=cos(90-A)
Notice here 52=90-38
so the answer is 0
Khanetor
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Jan 22, 2018
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