Question: Use the information given below to find cos (A + B) sin A = 5/13, with A in quadrant II tan B = 12/5, with

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

sin A = 5/13, with A in quadrant II

tan B = 12/5, with B n quadrant I

Give the exact answer, not a decimal approximation.

cos(a + b)=?

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