SOLUTION: The angle formed by placing the vectors [4, 0] and [a, b] tail-to-tail at the origin is 124 degrees. The length of [a, b] is 12. Find a and b.
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Question 1163515: The angle formed by placing the vectors [4, 0] and [a, b] tail-to-tail at the origin is 124 degrees. The length of [a, b] is 12. Find a and b. Answer by ikleyn(52847) (Show Source):
