If the vectors

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

Problem

If the vectors 4i^+11j^+mk^4\hat{i} + 11\hat{j} + m\hat{k} , 7i^+2j^+6k^7\hat{i} + 2\hat{j} + 6\hat{k} and i^+5j^+4k^\hat{i} + 5\hat{j} + 4\hat{k} are coplanar, then mm is equal to (1) 38 (2) 0 (3) 10 (4) -10

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