Suppose is , is , is , and . Find…

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

Problem

Suppose AA is (1,2,3)(1, 2, 3) , BB is (2,5,k)(2, 5, k) , CC is (5,1,0)(5, 1, 0) , and BAC^=60∘\widehat{BAC} = 60^\circ . Find kk .

Related theory

Browse the problem library