Factor review

Factor:  x² + 9x + 18

• (x + 3)(x + 6)
• (x - 3)(x - 6)
• (x + 9)(x + 2)
• (x + 3)²

Factor:  
x² -17x - 60

• (x - 20)(x + 3)
• (x - 3)(x + 20)
• (x - 3)(x - 20)
• (x + 3)(x + 20)

x²+10x+16

• (x+2)(x+8)
• (x-2)(x-8)
• (x+1)(x+16)
• (x+6)(x+10)

14y² - 7y

• y(14y - 7)
• 7y(2y)
• 7y(2y - 1)
• 14y(y - 2)

x² - 25

• (x - 5)(x + 5)
• (x - 5)(x - 5)
• (x - 25)(x - 1)
• (x + 25)(x -1)

Factor

4x² - 25

• (2x + 5) (2x - 5)

• (2x - 5)(2x-5)

• (2x + 5)(2x+5)

• not factorable

Factor:
x² - 9

• ( x -9) (x - 9)
• (x + 3) (x + 3)
• (x + 3) (x - 3)
• ( x + 9) (x-9)

• (x + 4) (x - 4)

• (x - 4) (x - 4)

• (x + 2) (x - 8)

• Can't factor