Basic Factoring Mixed Practice

Factor completely
d² - 10d + 25

• (d + 5) (d - 5)
• (d - 15) (d + 10)
• (d + 5) (d - 20)
• (d - 5) (d - 5)

Factor completely
x² + 27x - 160

• (x+15)(x-14)
• (x-5)(x+32)
• (x+14)(x-15)
• not factorable

Factor
n² + 16n + 63

• (n-7)(n+4)
• (n+7)(n-9)
• (n-3)(n-10)
• (n+7)(n+9)

Factor
k² -2k - 24

• (k+4)(k-6)
• (k+4)(k+6)
• (k+6)(k-1)
• (k-4)(k+6)

Factor
n²-13n+40

• (n-5)(n-8)
• (n+5)(n-8)
• (n-5)(n+8)
• (n+6)(n+1)

Factor:
x² - 4x - 21

• (x - 7)(x - 3)
• (x + 7)(x - 3)
• (x - 7)(x + 3)
• (x - 3)(x + 7)

Factor:
x² + x - 30

• (x + 6)(x - 5)
• (x - 6)(x + 5)
• (x + 10)(x - 3)
• (x + 30)(x - 1)

c² + c - 72

• (c + 8)(c - 9)
• (c - 8)(c + 9)
• (c + 12)(c - 6)
• Not Factorable

x² + 10x - 28

• (x - 4)(x + 7)
• (x + 14)(x - 4)
• (x + 12)(x - 2)
• Not Factorable

Factor: x² + 24x + 144

• (x + 12)²
• (x + 9)²
• (x + 15)²
• (x + 13)²