Let and . Which statement correctly describes the relationship between and…

MATHEMATICS · Single correct · CBSE · Mathematics · Vector Algebra · Vector Algebra

Problem

Let a=⟨2, 3, ⁣−1⟩\mathbf a = \langle 2,\,3,\!-1\rangle and b=⟨−4, ⁣−6, 2⟩\mathbf b = \langle -4,\!-6,\,2\rangle. Which statement correctly describes the relationship between a\mathbf a and b\mathbf b? (a) Parallel and in the same direction (b) Neither parallel nor perpendicular (c) Parallel and in the opposite direction (d) Perpendicular

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