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1 Unit 1: Pure Mathematics A

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Question 248

It is given that p=2i+5j\mathbf{p} = 2\mathbf{i} + 5\mathbf{j}p=2i+5j and q=3i−j\mathbf{q} = 3\mathbf{i} - \mathbf{j}q=3i−j.

Identify 2p−q2\mathbf{p} - \mathbf{q}2p−q.

Tick one box.

A

i+11j\mathbf{i} + 11\mathbf{j}i+11j

B

7i+9j7\mathbf{i} + 9\mathbf{j}7i+9j

C

i+9j\mathbf{i} + 9\mathbf{j}i+9j

D

7i+11j7\mathbf{i} + 11\mathbf{j}7i+11j

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1 Unit 1: Pure Mathematics A Questions

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