a=−4i+6j+3k\mathbf{a} = -4\mathbf{i} + 6\mathbf{j} + 3\mathbf{k}a=−4i+6j+3k and b=xi+yj+zk\mathbf{b} = x\mathbf{i} + y\mathbf{j} + z\mathbf{k}b=xi+yj+zk
Given that x=7x = 7x=7, y=−2y = -2y=−2 and z=5z = 5z=5 find the resultant force of a\mathbf{a}a and b\mathbf{b}b
Find the resultant force of a\mathbf{a}a and b\mathbf{b}b.
309 exam-style questions on Edexcel A Level Maths Vectors, covering 12.1 3D Coordinates, 12.2 Vectors in 3D, 12.3 Solving Geometric Problems, and 12.4 Application to Mechanics. Each one has a worked solution and a mark scheme showing where the marks go.