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Mathematics, 12.10.2020 21:01 smolemily

Given \sin A=\frac{63}{65}sinA= 65
63

and that angle AA is in Quadrant I, find the exact value of \cos AcosA in simplest radical form using a rational denominator.

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Given \sin A=\frac{63}{65}sinA= 65
63

and that angle AA is in Quadrant I, find...

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