## Vector Algebra JEE Main Previous year Questions with solution

On this page you will get Vector Algebra JEE Main Previous year Questions with complete and detailed solution. These solutions are arranged in chronological order. Vector Algebra JEE Main Previous year Questions with solution   2020 Q. Let $a, b, c \in \mathbf{R}$ be such that $a^{2}+b^{2}+c^{2}=1$. If \$a \cos \theta-b \cos \left(\theta+\frac{2 \pi}{3}\right)=c \cos …