Question

How do I find the range of f(x)=|x| without graphing?

Answer 1

Just think about how absolute value works. If you jnput any number into an absolute value function, what Kind of output will you expect to get?

Answer 2

A positive one, so it is y>0?

Answer 3

Oh, so close @Lapshaman. You have to include zero. It's a part of that range.

Answer 4

ok, thanks!

Answer 5

how is that different from the domain?

Answer 6

Ask yourself, ''What restrictions (if any) exist for the domain?" .