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Mathematics, 22.06.2019 00:20 Imagine2013

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cos of 61.6

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Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cos of 61.6...
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