In Exercises, 

(a) Use a graphing calculator to tell where the rational function P(x)/Q(x) is discontinuous, and 

(b) Verify your answer from part (a) by using the graphing calculator to plot Q(x) and determine where Q(x) = 0. You will need to choose the viewing window carefully.

Transcribed Image Text:

f(x) = = 3 x³ - x² + x + 2 0.9x² + 4.14x - 5.4