
Concept explainers
(a)
The end behavior of polynomial
(a)

Answer to Problem 10CR
Solution:
The graph of the function
Explanation of Solution
Given information:
The polynomial function
Explanation:
The leading term of
The graph of the function
A polynomial function
The degree of polynomial
Therefore, the end behavior of polynomial
(b)
The
(b)

Answer to Problem 10CR
Solution:
The
Explanation of Solution
Given information:
The polynomial function
Explanation:
To find
Therefore, the
To find
As
Using distributive property,
The equation
Factor out
Using distributive property,
Add
Take square root on both sides of
The
Therefore, the
(c)
The real zeros of polynomial
(c)

Answer to Problem 10CR
Solution:
The real zeros of polynomial
Explanation of Solution
Given information:
The polynomial function
Explanation:
The real zeros of polynomial
From part (b),
Therefore, the real zeros of
The degree of
The multiplicity of each interceptis
(d)
The maximum number of turning points on the graph of polynomial
(d)

Answer to Problem 10CR
Solution:
The graph of polynomial
Explanation of Solution
Given information:
The polynomial function
Explanation:
If a polynomial function
The degree of polynomial
Therefore, the graph of polynomial
(e)
To graph: The polynomial function
(e)

Explanation of Solution
Given information:
The polynomial function
Graph:
The graph of the function
The
Create a table of values as shown below:
Plot the
Therefore, the graph of
Interpretation:
The graph represents the polynomial function
Chapter 5 Solutions
Precalculus
Additional Math Textbook Solutions
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Introductory Statistics
Calculus: Early Transcendentals (2nd Edition)
A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)
University Calculus: Early Transcendentals (4th Edition)
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