Vector Algebra

CBSE Class 12 · Mathematics · 46 past questions

2 of 46 · show all

1. Q11 2026

   If $(\vec{a} + \vec{b}) \cdot (\vec{a} - \vec{b}) = 198$ and $|\vec{a}| = 10|\vec{b}|$, then…

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2. Q13 2026

   If for two unit vectors $\vec{a}$ and $\vec{b}$, $|\vec{a} + 2\vec{b}| = |2\vec{a} - \vec{b}|$, then find the…

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