Unit 3A Review

The degree of the polynomial determines the number of roots.

• True
• False

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

-3x²+x+4=0
How many roots does this equation have?

• 2
• 1
• 0
• 4

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

• This graph has one imaginary root.
• This graph has one real root.
• This graph has two imaginary roots.
• This graph has two imaginary roots.

Tags

CCSS.HSF-IF.C.7A

• This graph has two imaginary roots.
• This graph has two real roots.
• This graph has one imaginary root.
• This graph has one real root.

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

• This graph has two real roots.
• This graph has one real root.
• This graph has one imaginary root.
• This graph has two imaginary roots.

Tags

CCSS.HSA.APR.B.3

What is the degree of the following polynomial that has 4 real roots and 2 imaginary roots?

• 1

• 2

• 8

• 6

What is the total number of roots for the following equation?
y = 4x⁶ - 12x⁵ - x⁴ + 2x³ - 6x² - 5x + 10

• 4
• 5
• 6
• 7

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.11

What is the least degree of the graph of the above polynomial?

• 3
• 4
• 5
• Not enough information 

Tags

CCSS.HSA.APR.B.3

Which of these is a possible root of the polynomial?

x³ - 6x² - x + 30

• 0

• 4

• -9

• -15

What is the least degree of the graph of the above polynomial?

• 3
• 4
• 5
• Not enough information