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3.[15pts] Evaluate cos(0-B), where cos=-3/4 with in 2th Quadrant and sin = 5/7 with in Quadrant II. 4.[16 pts] Find an equivalent expression for
3.[15pts] Evaluate cos(0-B), where cos=-3/4 with in 2th Quadrant and sin = 5/7 with in Quadrant II. 4.[16 pts] Find an equivalent expression for cot(-)
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Advanced Engineering Mathematics
Authors: Dennis G. Zill
6th Edition
1284105903, 978-1284105902
