Factoring and Solving Expressions

Factor:
d² - 10d + 25

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

Tags

CCSS.HSA.APR.C.4

Factor:
k² -2k - 24

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

Factor:
x² -16x + 48

• (x - 12)(x - 4)
• (x + 6)(x - 8)
• (x + 12)(x - 4)
• (x -16)(x - 3)

Factor: 9x² - 49y²

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

Tags

CCSS.HSA.APR.C.4

Factor:
25x²-81

• (5x-9)²
• (5x+9)(5x-9)
• 25(x-9)²
• (9x+5)(9x-5)

Tags

CCSS.HSA.APR.C.4

Factor: 24c⁵ - 12c³

• 6(4c⁵ - 2c³)
• 12c³(2c²)
• 12c³(2c² - 1)
• 12c³(2c² - 0)

Factor: 8r³ + 16r²

• 4r²(2r + 4)
• 8r²(r + 2)
• 8(r³ + r²)
• 4(r³ + 2r²)

Factor 4x² - 64y²

• Prime
• ( 2x - 32y) (2 x + 32y) 
• ( 2x - 8y) (2 x - 8y) 
• ( 2x - 8y) (2 x + 8y) 

Tags

CCSS.HSA.APR.C.4

Solve x² - 36 = 0

• 6, -6
• 1/6, -1/6
• 18, -18
• 1/18, -1/18

Tags

CCSS.8.EE.A.2

Solve x² - 16 = 0

• -2, 2
• -4, 4
• -1/2, 1/2
• -1/4, 1/4

Tags

CCSS.HSA-REI.B.4B