Find if and .

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

Problem

Find (2a)×(−3b)(2\mathbf a)\times(-3\mathbf b) if a=2i^−j^\mathbf a=2\hat i-\hat j and b=j^+k^\mathbf b=\hat j+\hat k.

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