Identify Absolute Value

The video tutorial introduces the concept of absolute value, explaining it as the distance a number is from zero on a number line, which is always positive. It uses examples with both positive and negative numbers to illustrate how absolute value is calculated. The tutorial includes practice problems for viewers to solve and concludes with a review of the key points, emphasizing that absolute value is always positive and represented by vertical bars around a number.

What does it mean that absolute value is always positive?

Summarize the key points about absolute value discussed in the video.