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tan-1(-θ) = 180°- tan-1θ
θA = 180 - tan-1(5.00/-3.00)
You are given two vectors: A = −3.00 î + 5.00 ĵ and B = 8.00 î + 2.00 ĵ. Let the counterclockwise angles be positive.
What angle θA, where 0° ≤ θA < 360°, does A make with the +x-axis?
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