If a , b and c are three non coplanar vectors, then ( a + b + c ) [( a + b ) ( a + c )]…
Mathematics · JEE Advanced · NTA Exams — Vector Algebra
If \(\vec{a}, \vec{b} \text { and } \vec{c}\)are three non coplanar vectors, then
\((\vec{a}+\vec{b}+\vec{c}) \cdot[(\vec{a}+\vec{b}) \times(\vec{a}+\vec{c})]\) equals
\((\vec{a}+\vec{b}+\vec{c}) \cdot[(\vec{a}+\vec{b}) \times(\vec{a}+\vec{c})]\) equals
- 0
Answer
(B)
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