# Quiz for MTH 119 - Pre-Calculus I at Essex County College (ESSEX)

## Quiz Information

 Material Type: Quiz 8 Professor: Staff Class: MTH 119 - Pre-Calculus I Subject: Mathematics University: Essex County College Term: Spring 2005 Keywords: Final AnswersYou Have...Mathematics

## Sample Document Text

MTH 119 - Spring - 2005 Essex County College - Division of Mathematics Quiz # 81 - March 16, 2005 Name: Signature: Show all work clearly and in order, and box your final answers. Justify your answers algebraically whenever possible. You have 20 minutes to take this 10 point quiz. When you do use your calculator, sketch all relevant graphs and write down all relevant mathematics. 1. Given f (x) = 2x3 ?9x2 +4x +15. (a) List the y-intercept as a point. (b) List all candidate rational roots. (c) Verify that x = 3 is a rational root of f (x). (d) Divide f (x) by x?3. 1This document was prepared by Ron Bannon using LATEX2?. 1 (e) Factor f (x) completely. (f) List all x-intercepts as points. (g) Graph a rough pre-calculus sketch of f (x). 2 ...