Absolute Value

Front

What is the definition of absolute value?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction. It is always a non-negative value.

Front

How is absolute value represented mathematically?

Back

Absolute value is represented using vertical bars, for example, |x|.

Front

What is the absolute value of -10?

Back

The absolute value of -10 is 10.

Front

What is the absolute value of 0?

Back

The absolute value of 0 is 0.

Front

If |x| = 5, what are the possible values of x?

Back

The possible values of x are 5 and -5.

Front

What is the relationship between |a| and |-a|?

Back

The relationship is that |a| = |-a| for any real number a.

Front

Evaluate the expression: |3| + |-4|.

Back

The result is 3 + 4 = 7.

Front

What is the absolute value of a positive number?

Back

The absolute value of a positive number is the number itself.

Front

What is the absolute value of a negative number?

Back

The absolute value of a negative number is the positive equivalent of that number.

Front

Explain why absolute value is always non-negative.

Back

Absolute value represents distance, and distance cannot be negative.