# The determinant

The determinant of the unit matrix equals 7. Check how many rows the A matrix contains.

Correct result:

n =  7

#### Solution:

$n=7$

We would be pleased if you find an error in the word problem, spelling mistakes, or inaccuracies and send it to us. Thank you!

## Next similar math problems:

• Inverse matrix
Find how many times is the larger determinant is the matrix A, which equals 9 as the determinant of its inverse matrix.
• The inverse
The inverse matrix for matrix A has a determinant value of 0.333. What value has a determinant of the matrix A?
• Inverse matrix
Find out inverse by Gauss elimination or by reduction method. A=[2/3. 1 -3. 1/3]