Three forces act on an object F1=−5i+7j\mathbf{F}_1 = -5\mathbf{i} + 7\mathbf{j}F1=−5i+7j, F2=4i+6j\mathbf{F}_2 = 4\mathbf{i} + 6\mathbf{j}F2=4i+6j and F3=3i−5j\mathbf{F}_3 = 3\mathbf{i} - 5\mathbf{j}F3=3i−5j
Find the resultant force.
168 exam-style questions on OCR (MEI) A Level Maths 1.11 Vectors, covering 1.11.1 Language of vectors in two dimensions, 1.11.2 Add, subtract and scale vectors, 1.11.3 Magnitude and direction of a vector, 1.11.4 Position vectors, 1.11.5 Distance between points by position vectors, 1.11.6 Vectors to solve problems, 1.11.7 Language of vectors in three dimensions (A-level only), and 1.11 Vectors. Each one has a worked solution and a mark scheme showing where the marks go.