Видео ютуба по тегу Create A Function In Which The Range Is All Nonnegative Real Numbers

Create a function in which the range is all nonnegative real numbers.

Create a function in which the range is all nonnegative real numbers.
Suppose the range of a function f is [−5, 8]. What is the range of |f (x)| ?

Suppose the range of a function f is [−5, 8]. What is the range of |f (x)| ?