Question: Use the information given below to find cos (a+). 8 Cosa= with a in quadrant I 17 12 tan B = 5 with B

Use the information given below to find cos (a+). 8 Cosa= with

Use the information given below to find cos (a+). 8 Cosa= with a in quadrant I 17 12 tan B = 5 with B in quadrant III Give the exact answer, not a decimal approximation. cos (a + B) = []

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