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1.11.7 Language of vectors in three dimensions (A-level only)

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Question 26

Given that ∣ki+4j+4k∣=9|k\mathbf{i} + 4\mathbf{j} + 4\mathbf{k}| = 9∣ki+4j+4k∣=9

Find the two possible values of kkk

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1.11.7 Language of vectors in three dimensions (A-level only) Questions

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