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Mathematics, 16.02.2020 23:46 saadizak7098

Find the EXACT value of cos(A−B) if sin A = 12/13, cos A = 5/13, sin B = 3/5, and cos B =
4/5. cos(A−B)=

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Find the EXACT value of cos(A−B) if sin A = 12/13, cos A = 5/13, sin B = 3/5, and cos B =
4/5...
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