Question

h(0)=|0-5|
=5
why the answer not -5 ?

Answer 1

you understand | | operator ?

Answer 2

no~~ -.-

Answer 3

It is Modulus operator

Answer 4

what do you mean by ~~ -.- ??

:D

Answer 5

|x| = x if x > 0, -x if x < 0.

Answer 6

i see it

Answer 7

Yes, it's the modulus operator and has a special name called “absolute value” if you have only one number line.

Answer 8

absolute value |-5|=-(-5)

since |-x|=-x when x<0

Here, x=-5 now when it is multiplied by -1 it becomes 5 :)