Absolute Value Test Dec 2024

Front

What is absolute value?

Back

The distance of a number from zero.

Front

Solve: |x| - 8 = 2

Back

x = -10 or x = 10.

Front

Solve for r: -2|-2r-4|=-12

Back

r = -5 or r = 1.

Front

Why is absolute value always positive?

Back

Absolute value is talking about distance, and distance is always measured by positive numbers.

Front

Solve: 5|x + 1| = 20

Back

x = -5 or x = 3.

Front

What does |x| represent?

Back

The absolute value of x, which is the distance of x from zero on the number line.

Front

If |x| = 4, what are the possible values of x?

Back

x = 4 or x = -4.

Front

What is the absolute value of -7?

Back

7.

Front

How do you solve an equation involving absolute value?

Back

Set up two separate equations: one for the positive case and one for the negative case.

Front

What is the absolute value of 0?

Back

0.