Review for synthetic division

• 2x+6

• 2x-6

• X=1, x=2

• x=-1, x-2

• x=1, x=-2

• x=-1, x=2

If 𝒙²+𝟑𝒙+𝟕 is divided by  𝒙+𝟐, then what is the remainder?

• 0

• -3

• 9

• 5

Answer explanation

Two ways to solve:

Synthetic division using x = 2

OR

Remainder Theorem: (recommended) Evaluate for x=2 to find the remainder!

Use synthetic division

• x - 7

• x² - 7

• x + 7

• x² + 3x - 54

What is the zero for the following linear equation (x - 5)

• x = 5

• x = - 5

• x - 5

• x + 5

What is the zero for the following linear equation (x + 7 )

• x = 7

• x = - 7

• x - 7

• x + 7

What is the zero for the following linear equation (3x - 7)

• x = 7

• x = - 7/3

• x = 7/3

• x + 7

What is the zero for the following linear equation (2x + 9)

• x = 9/2

• x = - 9/2

• x = 9/2

• x + 9