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Class 12 Mathematics - Chapter 4: Determinants MCQ Questions

23 Questions 46 Minutes
Answered: 0 / 23Unanswered: 23

Your Class 12 Mathematics Study Path

  1. 1LearnNCERT Solutions
  2. 2PracticeChapter MCQs
  3. 3TestChapter Test
  4. 4PrepareSample Papers
  5. 5Exam PracticePrevious-Year Papers
  6. 6Final CheckMock Test
Question 1

has a non-trivial solution for

Question 2

Let A be a square matrix all of whose entries are integers. Then which of the following is true?

Question 3

possesses a non-zero solution is

Question 4

end{array}right|), then

Question 5

Let A be a square matrix of order 3 × 3. Then |kA| is equal to

Question 6

end{array}right|), then x is equal to

Question 7

The area of a triangle with vertices (-3, 0), (3, 0) and (0, k) is 9 sq. units. The value of ‘k’ will be:

Question 8

end{array}right|), then value of ‘x’ is

Question 9

If A is an invertible matrix of order 2, then det (A-1) is equal to

Question 10

Let A be a non-singular matrix of order 3 × 3. Then |adj. A| is equal to

Question 11

= k (1 – α)²(1 – ß)²(α – ß)², then ‘4k’ is equal to:

Question 12

end{array}right|) = 3k the k is equal to

Question 13

where 0 ≤ θ ≤ 2π then

Question 14

If A is any square matrix of order 3 x 3 such that |a| = 3, then the value of |adj. A| is?

Question 15

If area of triangle is 35 sq. units with vertices (2, -6), (5, 4) and (k, 4). Then k is

Question 16

end{array}right|) is equal to

Question 17

MCQ Questions for Class 12 Maths Chapter 4 Determinants with Answers 1

Question 18

Which of the following is correct?

Question 19

has a non zero solution (x, y, z), then (frac {xz}{y^2}) is equal to:

Question 20

end{array}right]) and Aij is co-factors of aij, then A is given by

Question 21

has no solution, then S is

Question 22

lies in the interval

Question 23

end{array}right]) is the adjoint of a 3 × 3 matrix A and |A| = 4 then α is equal to

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