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Differences in letters

Differences in letters

Secondary 4
4 marks

Simplify each expression to a single vector where possible. If it cannot be simplified, explain why.

  1. \(\overrightarrow{OB}-\overrightarrow{OC}\)[1]
  2. \(\overrightarrow{MN}-\overrightarrow{ML}\)[1]
  3. \(\overrightarrow{XY}-\overrightarrow{YZ}\)[2]

Solution:

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Answer:(a) \(\overrightarrow{CB}\) (b) \(\overrightarrow{LN}\) (c) Cannot be simplified: \(\overrightarrow{XY}+\overrightarrow{ZY}\) has no common start and does not join head to tail

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