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Mathematics for IGCSE & O level - Vectors (Section 5 - No. 49)

If vector a = [5, -1] and vector b = [-2, 3], which of these represents the resultant vector of a + b?
[3, 2]
[7, -4]
[3, -4]
[7, 2]

解释

Resultant = [5 + (-2), -1 + 3]

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