CUET 2022

Question

If $\vec{a}$, $\vec{b}$, $\vec{c}$ and $\vec{d}$ are the unit vectors such that $(\vec{a} 	imes \vec{b}).(\vec{c} 	imes \vec{d})=1$ and $(\vec{a}.\vec{c})=\frac{1}{2}$, then

Accepted Answer

Both $\vec{a}, \vec{b}, \vec{c}$ and $\vec{a}, \vec{b}, \vec{d}$&nbsp…

Answer

Only $\vec{a}, \vec{b}, \vec{c}$ are non -coplanar

Answer

Only $\vec{a}, \vec{b}, \vec{d}$ are non -coplanar

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