Mathematics, 11.03.2020 22:07 privise

Given: sin a=5/13 in Quadrant 1 and cos b=-12/13 in Quadrant 2; evaluate the following expression. sin(a+b)

1. -120/169
2. -1
3. 0

Answers: 3

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Given: sin a=5/13 in Quadrant 1 and cos b=-12/13 in Quadrant 2; evaluate the following expression. s...