Show that the vectors and are coplanar.

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

Problem

Show that the vectors i−j−k,2i+3j+k \boldsymbol{i} - \boldsymbol{j} - \boldsymbol{k}, 2 \boldsymbol{i} + 3 \boldsymbol{j} + \boldsymbol{k} and 7i+3j−4k7 \boldsymbol{i} + 3 \boldsymbol{j} - 4 \boldsymbol{k} are coplanar.

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