If a =4 i -2 j +3 k and b =-8 i +4 j -6 k are two vectors then a , b are
Mathematics · JEE Main · NTA Exams — Three Dimensional Geometry
If \(\vec{a}=4 \hat{i}-2 \hat{j}+3 \hat{k} \text { and } \vec{b}=-8 \hat{i}+4 \hat{j}-6 \hat{k}\) are two vectors then \(\overrightarrow{\mathrm{a}}\), \(\overrightarrow{\mathrm{b}}\) are
- like parallel
- unlike parallel
- non-collinear
- perpendicular
Answer
(B) unlike parallel
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