PRACTICE PROBLEM SET 11
It’s time for you to try some of these on your own. Sketch each of the graphs below and check the answers
in Chapter 19.
1.y = x^3 − 9x − 62.y = −x^3 − 6x^2 − 9x − 43.y = (x^2 − 4)(9 − x^2 )4.y = 5.y = 6.y = 3 + x7.y =