Solving Quadratics: Factoring Method

(x+3)(x-7) = 0

• x = 3, -7

• x = 3,7

• x = -3,7

• x = -3,-7

• A
• B
• C
• D

Solve
x² + 7x + 12 = 0

• x = -2, x = -10
• x = -3, x = -4
• x = -4, x = -5
• x = -4, x = -6

Solve
x² + 9x + 20 = 0

• x = -2, x = -10
• x = -3, x = -4
• x = -4, x = -5
• x = -4, x = -6

x² + 15x + 44 = 0

• {-8, 2}
• {-7, 5}
• {-11, -4}
• {-11}

Solve by factoring. z² + 81 = 18z

• z = 9
• z = -9
• z = 9 or z = -9

Solve:

k² - 2k = 24

• k = -4, 6

• k = -4, -6

• k = -6, 1

• k = 4, -6

What are the roots of the function?

• x = 4, -1

• (-4, 1)

• x = -4, 1

• (4, 0) (-1, 0)

• -3, 4
• 3, 4
• -4, -3
• -3

How many solutions does the equation 4x² + 4x + 1 = 0 have?

• 0
• 1
• 2
• More than 2