CBSE 2026 · Region 4 · Set 1 · Q16 · 1 mark
If $\displaystyle (3 \hat{i}-2 \hat{j}+5 \hat{k}) \times(4 \hat{i}+\mathrm{p} \hat{j}+\mathrm{q} \hat{k})=\overrightarrow{0}$, then the values of $\displaystyle \mathrm{p}$ and $\displaystyle \mathrm{q}$ are:
Official answer
From CBSE’s own marking scheme for this paper.
(B)
$\displaystyle \mathrm{p}=-\frac{8}{3}, \mathrm{q}=\frac{20}{3}$
Vector AlgebraProduct of Two VectorsApplymcqmedium
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CBSE Class 12 Mathematics past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.