Difference of Squares

x² - 25

• ( x + 5 ) ( x - 5 )

• ( x - 5 ) ( x - 5 )

• ( x + 5 ) ( x + 5 )

• Unfactorable

Tags

CCSS.HSA.APR.C.4

x² - 225

• ( x + 15) ( x + 15)

• Unfactorable

• ( x - 15) ( x + 15)

• ( x - 15) ( x - 15)

Tags

CCSS.HSA.APR.C.4

x² + 81

• Unfactorable

• ( x - 9 ) ( x + 9 )

• ( x + 9 ) ( x + 9 )

• ( x - 9 ) ( x - 9 )

Tags

CCSS.HSA.APR.C.4

Fully Factor the Following
25x²-81

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

Tags

CCSS.HSA.APR.C.4

Fully Factor the Following

16x²+25

• Unfactorable

• (4x-5)(4x+5)

• (4x+5)(4x-5)

• (4x+5)²

Tags

CCSS.HSA.APR.C.4

Fully Factor the Following
4x²-16

• (2x-4)(2x+4)
• (4x-4)(4x+4)
• 4(x-2)²
• 4(x-2)(x+2)

Tags

CCSS.HSA.APR.C.4

3x² - 75

• 3( x + 5 ) ( x - 5 ) 
• Prime
• ( x + 5 ) ( x - 5 ) 
• 3( x - 5 ) ( x - 5 ) 

Tags

CCSS.HSA.APR.C.4

r⁴ - q⁴

• (r² + q²) (r² - q²)

• (r² - q²) (r² - q²)

• (r + q) (r - q)

• (r² + q²)(r - q) (r+ q)