Warm Up
a) Find the zeros of the following function:
b) Draw the graph of y=ax²+bx+c if a<0 and b²-4ac=0. Label your x-intercepts, y-intercept and vertex.
Announcements
Next quiz Thu, Jan 17 on 2.4 (Transformations of Radical Functions), 4.1-4.2 (Solving & Graphing Polynomials)
Next unit exam Fri, Jan 25 (55 minutes, in class)
4.2 Graphing Polynomial Functions
GeoGebra applet for graphing with roots and multiplicities
http://www.geogebratube.org/student/m5519
Notes
Homework
4.2 #1-35 don't do #37 (piecewise function)
Tomorrow
Pre-read 4.2 Intermediate Value Theorem
For more information
Math 30 Explained (need password that was e-mailed previously)
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