6.6 (8.8) Difference of Two Squares

x² - 25

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

Tags

CCSS.HSA.APR.C.4

225 - x²

• ( x + 15)( x - 15) 
• Prime
• ( 15 - x)( 15 + x) 
• ( 15 - x) ( 15 - x) 

Tags

CCSS.HSA.APR.C.4

4x² - 25y²

• Prime
• ( 2x - 5) (2x + 5) 
• ( 4x - 5y) (4x - 5y) 
• ( 2x - 5y) (2x + 5y) 

Tags

CCSS.HSA.APR.C.4

9x² - 49y⁶

• (3x + 7y³)(3x + 7y³) 
• (3x - 7y³)(3x + 7y³) 
• (3x - 7y³)(3x - 7y³) 
• Prime

Tags

CCSS.HSA.APR.C.4

Factor the Polynomial:
121r² - 64t²

• (11r + 8t)(11r - 8t)
• (12r - 8t)(12r + 8t)
• (11r + 9t)(11r + 9t)
• prime

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
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

Fully Factor the Following
4x²-9y²

• (2x-3y)²
  
• (2x-3y)(2x+3y)
• (2x-3y)(2x-3y)
• (2x+3y)(2x+3y)

Tags

CCSS.HSA.APR.C.4

Factor (Hint: Look for GCF, first!)
3x² - 75

• 3( x + 5 )( x - 5 ) 
• Prime
• ( 3x + 9 )( 3x - 9 ) 
• 3( x - 6 )( x + 6 ) 

Tags

CCSS.HSA.APR.C.4

32n² - 50
(Check for a GCF)

• (16n - 25)(16n + 25)
• 2(8n - 25)(8n + 25)
• 2(4n + 5)(4n - 5)
• Not Factorable

Tags

CCSS.HSA.APR.C.4