Matrix

Question

Determine th value of x which make the following equation true. If you find multiple values, enter them with a comma.

[x 2 1]  -6  -5  6|   X

           -5   -1  -2|  -1  =0

           6  -3     0|   0

Answer 1

Step 1:

The multiple matrix is .

Find -value.

Solve the equation.

Step 2:

Check the solution for -values.

Substitute in the given matrix.

Since, does not satisfied the matrix.

Substitute in the given matrix.

is satisfied the matrix.

Solution:

The value of .