CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Properties of Determinants

If A is a squ...

Question

If A is a square matrix of order 3 and $| 2 A | = k | A |$ , find the value of k.

Open in App

Solution

Given,
$| 2 A | = k | A |$
$2^{3} | A | = k | A |$
Therefore, $k = 8$

Suggest Corrections

thumbs-up

0

Similar questions

Q. If A is a square matrix of order 3 such that adj (2A) = k adj (A), then write the value of k.

A

is a square matrix of order

3

| A | = 4

. Find the value of

| 2 A |

Q. If |A| denotes the value of the determinant of a square matrix of order 3, then |–2A| = ___________.

A

is a square matrix of order

3 \times 3,

| K A |

A

is non-singular matrix of order

3

| a d j A | = {| A |}^{k}

, then write the value of

k

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Properties

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Properties of Determinants

Standard XII Mathematics

Join BYJU'S Learning Program

CrossIcon