A particle P P\,P moves with a constant speed of 42 4\sqrt{2}\,42 ms−1^{-1}−1 in a direction with bearing 135∘135^\circ135∘.
Find the velocity of PPP, giving your answer in terms of i\mathbf{i}i and j\mathbf{j}j.
182 exam-style questions on Edexcel A Level Maths Forces and Motion, covering 10.1 Force Diagrams, 10.2 Forces as Vectors, 10.3 Forces and Acceleration, 10.4 Motion in 2 Dimensions, 10.5 Connected Particles, and 10.6 Pulleys. Each one has a worked solution and a mark scheme showing where the marks go.