Appendix D - Graphing Techniques - Exercises - Page 448: 19

Appendix D - 13 (Answer) See Graph I

Appendix D - 13 (Solution) For $y = \frac{1}{2} x^2$, When $x = 4, y = 8;$ $x = 2, y = 2;$ $x = 0, y = 0;$ $x = −2, y = 2;$ $x = −4, y = 8$ Domain = $(−\infty, \infty)$ Range = $[0, \infty)$ See Graph I