Answer
Appendix D - 7 (Answer)
See Graph I
Work Step by Step
Appendix D - 7 (Solution)
For $y = 3|x|$,
When
$x = 2, y = 6$;
$x = 1, y = 3$;
$x = 0, y = 0$;
$x = -1, y = 3$;
$x = -2, y = 6$
Domain = $(-\infty, \infty)$
Range = $[0, \infty)$
See Graph I
