Question
If A is a singular matrix, then write the value of |A|.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$\vec{\text{a}}=\hat {\text{i}}+2\hat{\text{j}}-\hat{\text{k}},$ and $\vec{\text{b}} =\hat{\text{i}}-\hat{\text{j}}+\hat{\text{k}}$