Question: Use the information given below to find cos (A - B) cos A = 3/5, with A in quadrant IV sin B = 4/5, with

Use the information given below to find cos (A - B)

cos A = 3/5, with A in quadrant IV

sin B = 4/5, with B n quadrant II

Give the exact answer, not a decimal approximation.

cos(a - b)=?

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