Exercise 3.

Factor the polynomial tex2html_wrap_inline25 . Note that f(-2)=0.

Answer.

tex2html_wrap_inline29 .

Solution.

Since f(-2)=0, f(x) has a linear factor of the form (x-(-2))=(x+2). Using long polynomial division, we see that

displaymath31

and consequently

displaymath32

[Back] [Exercises] [Next]
[Algebra] [Trigonometry] [Complex Variables]
[Calculus] [Differential Equations] [Matrix Algebra]

S.O.S MATHematics home page

Do you need more help? Please post your question on our S.O.S. Mathematics CyberBoard.

Helmut Knaust
Sun Jun 8 13:50:05 MDT 1997

Copyright © 1999-2024 MathMedics, LLC. All rights reserved.
Contact us
Math Medics, LLC. - P.O. Box 12395 - El Paso TX 79913 - USA
users online during the last hour