Answer:
{1}
Step-by-step explanation:
We find determinant for the given matrix and set it equal to -1
To find determinant we apply formula


|A| = x^2 - 2x
Now we set the determinant = -1

Add 1 on both sides

Now factor it
(x-1)(x-1) = 0
Set each factor =0 and solve for x
x- 1=0 so x=1
Answer:
One year from now there will be 23,880 people in Madison. In two years from now there will be 22,760 people. In three years there will be 21,640 people in Madison.
Step-by-step explanation:Please tell me if you want an explanation
Answer:
828
Step-by-step explanation:
12
Answer:
Step-by-step explanation:
An angle is formed where two or more lines meet. It is measured in degrees. And an angle bisector is a straight line that divides an angle into two equal parts.
Given: <XYZ =
.
Construction: A bisector of <XYZ.
The construction can be seen in the attached diagram.