A1B M6 D7 Warm up

What two numbers multiply to give you -63 and add to give you -2?

• 9 and -7

• -9 and 7

• -9 and -7

• 21 and -3

What two numbers multiply to give you -9 and add to give you 8?

• 3 and 3

• 8 and -1

• 9 and -1

• -9 and 1

What two numbers multiply to give you 40 and add to give you 13?

• 8 and 5

• -8 and -5

• 10 and 4

• -10 and -4

• 3, -4
• -3, -4
• 3, 4
• -3, 4

• 10, 10
• 100, -100
• 10, -10
• -100, 0

• 7, 11
• -7, -11
• -7, 11
• 7, -11

• -8, 10
• 8, -10
• 8, 10
• -8, -10

• 6, 6
• -6, 6
• -6, -6
• 36, -36

Factor 18x + 30 using the GCF

• 2(9x + 15)

• 3 ( 6x + 10)

• 9 ( 2x + 3)

• 6 ( 3x + 5)

Factor out the GCF

3x³ + 9x

• 3x (x² + 3)

• 3x ( x³ + 9)

• x (3x² + 9)

• 3x (x³ + 3x)