Factors Quadratics

Multiply:

(r + 4)(r − 4)

• r ² + 16

• r ² - 16

• r ² − 8r + 16

• r² + 8r - 16

Which of the following equations is an example of a Difference of Squares?

• 5x² + 3x - 7

• (x + 2)²

• (x - 8)(x + 8)

• (x - 5)²

Select one of the factors of the quadratic expression.

x² + 5x + 6

• (x + 2)

• (x + 6)

• (x - 1)

• (x - 3)

Which binomial is a factor of the polynomial x² + x - 6 ?

• (x - 2)

• (x - 6)

• (x + 6)

• (x + 2)

Which answer choice correctly shows the quadratic equation above in factored form?

• (x + 7)(x - 2) = 0

• (x - 7)(x + 2) = 0

• (x - 7)(x - 2) = 0

• (x + 7)(x + 2) = 0

Solve by factoring!

• -2, 4

• -8

• ±8

• No real solution

Solve by factoring: x² + 3x - 18 = 0
Put the solutions in order from least to greatest.

{​ (a)   ,​ (b)   }

• -6

• 3

• 6

• -3

• 9

• -2

• -9

• 2

• 18

• -1

• A

• B

• C

• D

Solve by factoring: x² - 5x + 6 = 0
Put the solutions in order from least to greatest.

{​ (a)   ,​ (b)   }

• -6

• 3

• 6

• -3

• 9

• -2

• -9

• 2

• 18

• -1

Solve by factoring: x² - 5x + 6 = 0
Put the solutions in order from least to greatest.

• -6

• 3

• 6

• -3

• 9

• -2

• -9

• 2

• 18

• -1