4MA1/1HR Jan 2021, Question 13: Column Vectors and Translations
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 1HR (Higher) · Calculator · 2 marks
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The question, in short
Given column vectors AB = (5, 3) and CB = (−2, 4), find the column vector AC.
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Solution · 2 marks
- 1AC = AB + BC, and BC = −CB = (2, −4)
- 2AC = (5 + 2, 3 − 4)
- 3AC = (7, −1)
Answer(7, −1)
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