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Mathematics for IGCSE & O level - Vectors (Section 5 - No. 14)

Given vector a = [3, -1] and vector b = [-2, 2], then -a + b is:
[-5, 3]
[-1, 1]
[5, -3]
[1, -1]

ব্যাখ্যা

-a = [-3, 1]. -a + b = [-3 + (-2), 1 + 2] = [-5, 3]

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