Question 667251



{{{ graph( 600, 600, -6, 10, -10, 10, abs(-2x)) }}}


The domain is all real numbers.  *[tex \LARGE \{x\,|\,all(x)\,\in\,\mathbb{R}\}]


The range is  *[tex \LARGE \{y\,|\,y\,\in\,\mathbb{R}\, and\, y>=0\}]