Determinants

Bihar Board Class 12 · Mathematics · 70 past questions

4 of 70 · show all

1. Q6 2026 Set A2026 Set H2026 Set E2026 Set C2026 Set F2026 Set D2026 Set J2026 Set B

   Prove that…

   Try it →
2. Q31 2025 Set E

   Prove that $\begin{vmatrix} a+b & b & c \\ b+c & c & a \\ c+a & a & b \end{vmatrix}=3abc-a^3-b^3-c^3$.

   Try it →
3. Q45 2021 Set J2021 Set I2018

   If $\omega\ne1,\ \omega^3=1$ and…

   Try it →
4. Q49 2021 Set J2021 Set I

   Factorize $\begin{vmatrix}(b+c)^2&a^2&a^2\\b^2&(c+a)^2&b^2\\c^2&c^2&(a+b)^2\end{vmatrix}$.

   Try it →