Determinants is an important topic in the Mathematics section in BITSAT exam. Practising this topic will increase your score overall and make your conceptual grip on BITSAT exam stronger.
This article gives you a full set of BITSAT PYQs for Determinants with explanations for effective preparation. Practice of BITSAT Mathematics PYQs including Determinants questions regularly will improve accuracy, speed, and confidence in the BITSAT 2026 exam.
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BITSAT PYQs for Determinants with Solutions
1.
If \(\omega\) is a complex cube root of unity, then $ \begin{vmatrix} 1 & \omega& \omega^2 \\[0.3em] \omega& \omega^2 & 1 \\[0.3em] \omega^2 & 1& \omega \end{vmatrix}$ is equal to
- -1
- 1
- 0
- $\omega$
2.
Let A be an orthogonal non-singular matrix of order $n$, then the determinant of matrix $AI _{ n }$ ie, $\left| A - I _{ n }\right|$ is equal to- $I_n - A$
- $A \, I_n - A $
- $A $
- $ -1^n \, A \, I_n - A $
3.
The value of $\begin{vmatrix}1&2&3\\ -4&3&6\\ 2&-7&9\end{vmatrix} $ is- 213
- -231
- 231
- 39
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