Show that the vectors and are at right angles.

MATHEMATICS · Subjective · CBSE · Mathematics · Vector Algebra · Vector Algebra

Problem

Show that the vectors 2i^−j^+k^2\hat{i} - \hat{j} + \hat{k} and i^−3j^−5k^\hat{i} - 3\hat{j} - 5\hat{k} are at right angles.

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