If two non-zero vectors a and b are collinear then prove that the… - Vidyadip

Question

If two non-zero vectors $\bar{a}$ and $\bar{b}$ are collinear then prove that there exist scalars $m$ and $n$ such that $m \bar{a}+n \bar{b}=\overline{0}$ and $(m, n) \neq(0,0)$.

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