
Advanced Engineering Mathematics
10th Edition
ISBN: 9780470458365
Author: Erwin Kreyszig
Publisher: Wiley, John & Sons, Incorporated
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8-8 A and b and c

Transcribed Image Text:IM 3 - Lesson 8.1.1 ▪ How Can I Describe The Graph?
Sketching Graphs of Polynomial Functions
8-8.
For each polynomial function below, make a table that includes integer x-values from -2 to 2 and sketch each
graph.
a. y = (x-1)° (x +1)
b. y= (x-1)° (x +1)°
y
X y
-2
-2
-1
-1
1
1
2
d. Recall that the degree of a polynomial is the
highest power of the variable when the polynomial is
written in standard form. What is the degree of each
polynomial in parts (a) through (c)?
c. y = x - 4x
y
-2
a =
-1
b =
1
C =
8-9.
Which of the following equations and graphs represent polynomial functions? For those that are not polynomials,
explain why not. Review the Math Notes box in this lesson for information about polynomials.
a. f(x) = 8x° +x² + 6.5x* +6
b. y =x° +19x?
Polynomial Function?
yes
or
no
Polynomial Function?
yes
or
no
Why or why not?
Why or why not?
C.
d.
12
Polynomial Function?
Polynomial Function?
12+
yes
or
no
yes
or
no
Why or why not?
Why or why not?
-4
4

Transcribed Image Text:1.
IM 3 - Lesson 8.1.1 - How Can I Describe The Graph?
Sketching Graphs of Polynomial Functions
8-8.
For each polynomial function below, make a table that includes integer x-values from -2 to 2 and sketch each
graph.
a. y = (x- 1)° (x+1)
b. y = (x- 1)° (x +1)°
х у
-2
-2
-1
-1
1
1
2
d. Recall that the degree of a polynomial is the
highest power of the variable when the polynomial is
written in standard form. What is the degree of each
polynomial in parts (a) through (c)?
c. y = x° - 4x
X y
-2
a =
-1
b =
C =
8-9.
"hich of the following
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