Mathematics for IGCSE & O level - Vectors (Section 5 - No. 37) | ExamPlay

Mathematics for IGCSE & O level - Vectors (Section 5 - No. 37)

If vector AB = [6, 8], what is the magnitude of the vector -AB?

10

-10

2

-2

Explanation

-AB = [-6,-8]. Magnitude = √((-6)^2 + (-8)^2) = 10.

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