Create a polynomial with root of 1+√2 of multiplicity 2.

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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1) Create a polynomial with root of 1+√2 of multiplicity 2.

2) f(x)=x4-3x3-5x2+21x+22

a) Use the Rational Roots Theorem to identify all possible roots of the function f(x)

b) Use the synthetic division or long division to identify ONE zero of the function. 

c) State the remaining polynomial. Then find another zero using synthetic division. 

d) Find all remaining zeros of the function. 

e) What does the degree and leading coefficient tell you about the end behavior of this graph? 

f) Graph the function using your zeros

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