Neco Model Questions Vol1 2022 Mathematics Question 34
Practice objective / multiple choice question 34 from the 2022 Neco Model Questions Vol1 Mathematics examination.
Two vectors \(\mathbf{a}\) and \(\mathbf{b}\) lie in the same plane. Their magnitudes are \(|\mathbf{a}|=5\) and \(|\mathbf{b}|=7\). It is given that the vector \(\mathbf{a}+2\mathbf{b}\) is perpendicular to the vector \(3\mathbf{a}-\mathbf{b}\). Find the angle (in degrees, to one decimal place) between \(\mathbf{a}\) and \(\mathbf{b}\).
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About This Question
This is Neco Model Questions Vol1 2022 Mathematics Question 34. It is one of the objective questions from the 2022 Neco Model Questions Vol1 Mathematics examination.
Difficulty level: Hard .
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