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Mathematics 19 Online
OpenStudy (aroub):

Two forces P and Q act on a particle. The force P has magnitude 7N and acts due north. The resultant of P and Q is a force of magnitude 10 N acting in a direction with bearing 120. Find (i) the magnitude of Q (ii) the direction of Q, giving your answer as a bearing. I found the magnitude of Q, which is 14.8 N, but I don't know how to find the direction of Q :/

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