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1.13 J: Vectors

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Question 65

The vector $v\mathbf{v}$ has magnitude 10 and makes an angle of $30°\,$ with the positive $x$ -direction.

Express $v\mathbf{v}$ in the form $ai+bja\mathbf{i} + b\mathbf{j}$ , giving $a\,$ and $b\,$ in exact form.

[3]

Markscheme

1.13 J: Vectors Questions

A Level
Maths
1.13 J: Vectors

168 exam-style questions on AQA A Level Maths 1.13 J: Vectors, covering 1.13.1 Vectors in two and three dimensions, 1.13.2 Magnitude and direction of a vector, 1.13.3 Vector arithmetic, 1.13.4 Position vectors, and 1.13.5 Vectors to solve problems. Each one has a worked solution and a mark scheme showing where the marks go.

1.13 J: Vectors

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1.13 J: Vectors

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Question 65

The vector $v\mathbf{v}$ has magnitude 10 and makes an angle of $30°\,$ with the positive $x$ -direction.

Express $v\mathbf{v}$ in the form $ai+bja\mathbf{i} + b\mathbf{j}$ , giving $a\,$ and $b\,$ in exact form.

[3]

Markscheme

1.13 J: Vectors Questions

A Level
Maths
1.13 J: Vectors