Igcse Model Questions Vol1 2025 Mathematics Question 19
Practice objective / multiple choice question 19 from the 2025 Igcse Model Questions Vol1 Mathematics examination.
Vectors \(\mathbf{a}\) and \(\mathbf{b}\) have magnitudes \(|\mathbf{a}| = 5\) cm and \(|\mathbf{b}| = 7\) cm. The magnitude of their sum \(\mathbf{a}+\mathbf{b}\) is \(9\) cm. (i) Find the angle between \(\mathbf{a}\) and \(\mathbf{b}\) to the nearest degree. (ii) Find the magnitude of the vector \(2\mathbf{a}-\mathbf{b}\) (to one decimal place).
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This is Igcse Model Questions Vol1 2025 Mathematics Question 19. It is one of the objective questions from the 2025 Igcse Model Questions Vol1 Mathematics examination.
Difficulty level: Hard .
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