NDA | Mathematics | Determinant

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Question 1

For a square Matrix A of order 2, then find the value of .

Answer

Question 2

Let

If then

• A
• B
• C
• D

Question 3

If x, y, z are distinct real number and  then

• A1
• B-1
• C2
• D-2

Question 4

What is be equal to?

• A4abc
• B4a²bc
• C4a²b²c²
• D–4a²b²c²

Question 5

Find the determinant of the matrix

• A
• B
• C0
• D

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