Determinants MCQs | Class 12 Maths Chapter 4 MCQ Question and Answers

by | Jan 4, 2025 | General | 0 comments

Determinants MCQ Question Answers for CUET 2025 from Class 12 Maths Chapter 4

To score full marks in the CUET 2025 Maths exam, Practice Class 12 Maths Chapter 4 Determinants MCQ Test any number of times free on our website. These questions have been created by our experts from the latest Class 12 Maths Syllabus and as per latest exam pattern. Multiple Choice Questions (MCQs) are a type of objective assessment in which a person is asked to choose one or more correct answers from a list of available options. An MCQ presents a question along with several possible answers. Most of the exams in India including CUET exam conduct online test to check your knowledge

Class 12 Maths Chapter 4 MCQs

1. A system of linear equations AX = B is said to be inconsistent, if the system of equations has​
a.
b.
c.
d.

2. Solve the following system of equations x – y + z = 4, x – 2y + 2z = 9 and 2x + y + 3z = 1.
a.
b.
c.
d.

3. Question
a.
b.
c.
d.

4. Question
a.
b.
c.
d.

5. Question
a.
b.
c.
d.

6. Question
a.
b.
c.
d.

7. If A is a square matrix of order 3 and |A| = 5, then the value of |2A′| is
a.
b.
c.
d.

8. Question
a.
b.
c.
d.

9. If A is a symmetric matrix, then At =
a.
b.
c.
d.

10. Question
a.
b.
c.
d.

11. Find the area of the triangle with vertices P(4, 5), Q(4, -2) and R(-6, 2).
a.
b.
c.
d.

12. We can add two matrices having real numbers A and B if their
a.
b.
c.
d.

13. Question
a.
b.
c.
d.

14. Using determinants, find the equation of the line joining the points (1, 2) and (3, 6).
a.
b.
c.
d.

15. Find the area of the triangle whose vertices are (-2, 6), (3, -6) and (1, 5).
a.
b.
c.
d.

16. If the system of equations x + ky – z = 0, 3x – ky – z = 0 & x – 3y + z = 0 has non-zero solution, then k is equal to
a.
b.
c.
d.

17. The area of a triangle with vertices (-3, 0), (3, 0) and (0, k) is 9 sq. units. The value of k will be
a.
b.
c.
d.

18. In a third order determinant, each element of the first column consists of sum of two terms, each element of the second column consists of sum of three terms and each element of the third column consists of sum of four terms. Then it can be decomposed into n determinants, where n has value
a.
b.
c.
d.

19.  If the equations 2x + 3y + z = 0, 3x + y – 2z = 0 and ax + 2y – bz = 0 has non-trivial solution, then
a.
b.
c.
d.

20. If A is a square matrix of order 3 and |A| = 5 then |3A| = ?​
a.
b.
c.
d.

21. If A is an invertible matrix of order 2, then det (A–1) is equal to
a.
b.
c.
d.

22. If the area of the triangle is 35 sq. units with vertices (2, -6), (5, 4) and (k, 4). Then k is
a.
b.
c.
d.

23. Question
a.
b.
c.
d.

24. If the points (2, -3), (k, -1) and (0, 4) are collinear, then find the value of 4k.
a.
b.
c.
d.

25. Given that A is a square matrix of order 3 and |A| = -4, then |adj A| is equal to
a.
b.
c.
d.


 

 

To summarize, revising for free using our MCQs on Class 12 Maths Chapter 4 Determinants is highly beneficial for scoring full marks on the CUET 2025 Maths exam. We provide a sophisticated online test platform tailored for unlimited practice through proficiently crafted questions built on the most recent syllabus and exam pattern. Practicing MCQs regularly will boost conceptual understanding as they are significant for objective assessments. Start practicing now to succeed in your CUET 2025 Maths exam!

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