Difference of Squares

x² - 25

• ( x + 5 ) ( x - 5 )

• ( x - 5 ) ( x - 5 )

• ( x + 5 ) ( x + 5 )

• Unfactorable

x⁴ - 16

• ( 2x - 4) ( 2x + 4)

• ( x² - 4) ( x² + 4)

• ( x² - 8) ( x² + 8)

• ( x - 4) ( x + 4)

x² - 225

• ( x + 15) ( x + 15)

• Unfactorable

• ( x - 15) ( x + 15)

• ( x - 15) ( x - 15)

4x² - 64y²

• Unfactorable

• ( 2x - 32y) (2 x + 32y)

• ( 2x - 8y) (2 x - 8y)

• ( 2x - 8y) (2 x + 8y)

What is (39)² - (61)²

• 2200

• 2208

• -2208

• -2200

Factor the Polynomial:

121r² - 64t²

• (11r + 8t)(11r - 8t)

• (11r - 8t)(11r - 8t)

• (11r + 8t)(11r + 8t)

• Unfactorable

Fully Factor the Following
25x²-81

• (5x-9)²

• (5x+9)(5x-9)

• 25(x-9)²

• (9x+5)(9x-5)

Fully Factor the Following
4x²-16

• (2x-4)(2x+4)

• (4x-4)(4x+4)

• 4(x-2)²

• 4(x-2)(x+2)

3x² - 75

• 3( x + 5 ) ( x - 5 ) 

• Prime

• ( x + 5 ) ( x - 5 ) 

• 3( x - 5 ) ( x - 5 ) 

Factor 121r² - 64t²

• (11r + 8t) (11r - 8t)

• (11r - 8t) (11r - 8t)

• (11r + 8t) (11r + 8t)

• (11r² + 8t) (11r + 8t²)