Algebra 2 5-6 Guided Practice: The Fundamental Theorem of Algebra

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by Matthew Richardson

| 4 Questions

a

1

Solve It! The first graph shows the three complex number solutions of the equation:

The second graph shows the six solutions of the equation:

1

10

Solve It: How many complex number solutions does this equation have?

3

4

6

12

2

2

10

Problem 1 Got It?

A

B

C

D

3

10

Problem 2 Got It? What are all the zeros of the function?

Select all that apply.

-1

1

2

0

a

4

Problem 2 Got It? The graph of f(x) is shown.

4

10

Problem 2 Got It? Use turning points to explain why the graph does not show all of the real zeros of the function.

A 5th-degree polynomial has 4, 2, or 0 turning points. Three are visible, so there must be one more.

A 5th-degree polynomial has 5, 3, or 1 turning points. Three are visible, so there must be two more.

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