Harshit S.

asked • 07/31/19

How do absolute sign works with functions?

If ƒ(x)=|x| then how is:

ƒ(x)={x for x>0

-x for x<0

0 for x=0}

Since absolute sign don't take negatives into consideration should'nt x<0 be also equal to x?

1 Expert Answer


Jean D. answered • 07/31/19

Experienced Math Teacher- All High School and Middle School Math

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