Graphing Polynomial Functions

Question 1

Given f(x) = x3 – 2x2 – x + 2, the roots of f(x) are 1, –2, –1, 2✔ –1, 1, 2–1, 1, –2X –1, 1, –2, 0–1, 1, 2, 0.

Revolt · Accepted Answer

✔ –1, 1, 2

Question 2

Determine the end behavior of f(x).

Revolt · Accepted Answer

as ; as

Question 3

Find the values of A, B, and C in the table.A=

Revolt · Accepted Answer

Find the values of A, B, and C in the table.A=: 1; B=: 2; C=: below

Question 4

B=

Revolt · Accepted Answer

2

Question 5

C=

Revolt · Accepted Answer

below

Question 6

Determine the multiplicity of the roots of the function k(x) = x(x + 2)3(x + 4)2(x − 5)4. 0 has multiplicity −2 has multiplicity −4 has multiplicity 5 has multiplicity

Revolt · Accepted Answer

1; 3; 2; 4

Question 7

At which roots does the graph cross the x-axis?

Revolt · Accepted Answer

0; -2

Question 8

The graph of f(x) is given on the right.Which roots of f(x) have an odd multiplicity?

Revolt · Accepted Answer

-1; 3

Question 9

13✔ 4 could be a multiplicity of the root at x = 1.

Revolt · Accepted Answer

✔ 4

Question 10

−2 has multiplicity

Revolt · Accepted Answer

3

Graphing Polynomial Functions Answers

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