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Maths Determinants Class 12 MCQ and Assertion Questions

CBSE Past Year MCQ Quiz · Class 12 · Maths · CBSE

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Chapter 4 Class 12 Determinants | 3 questions | about 3 minutes

Practise Determinants Class 12 with Teachoo's CBSE Past Year MCQ Quiz (Class 12 · Maths · CBSE). Practise these questions in a free interactive quiz with answer feedback.

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Question 1 of 3
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Question 1 of 3
CBSE Board Exam 2024
If \(\left|\begin{array}{ccc}1 & 3 & 1 \\ \mathrm{k} & 0 & 1 \\ 0 & 0 & 1\end{array}\right|= \pm 6\), then the value of k is :
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Question 2 of 3
CBSE Board Exam 2024
If \(A=\left[\begin{array}{lll}2 & 0 & 0 \\ 0 & 3 & 0 \\ 0 & 0 & 5\end{array}\right]\), then \(A^{-1}\) is :
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Question 3 of 3
CBSE Board Exam 2026
If \(\mathrm{A}(\operatorname{adj} \mathrm{A})=\left[\begin{array}{ccc}2026 & 0 & 0 \\ 0 & 2026 & 0 \\ 0 & 0 & 2026\end{array}\right]\), then the value of \(|\operatorname{adj} \mathrm{A}|\) is equal to :
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