Factor with DOTS

Factor x² - 25 (DOTS)

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

Tags

CCSS.HSA.APR.C.4

Factor x² - 9 (DOTS)

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

Tags

CCSS.HSA.APR.C.4

Factor 81m² - 1 (DOTS)

• not factorable
• (m - 9)(m + 9)
• 9m(9m - 1)
• (9m - 1)(9m + 1)

Tags

CCSS.HSA.APR.C.4

Factor Completely:  (DOTS)
x² - 100

• (x + 10) (x - 10)
• (x + 100) (x - 100)
• x (x - 100)
• (x² - 10) (x + 10

Tags

CCSS.HSA.APR.C.4

Factor $36m^2-1$  

•  $\left(6m-1\right)\left(6m+1\right)$  

•  $18m-1$  

•  $1\left(36m^2\right)$  

•  $\left(1-6m\right)\left(1+6m\right)$  

Tags

CCSS.HSA.APR.C.4

Factor:

16n² - 25

• (16n - 25)(16n + 25)

• (8n - 5)(8n + 5)

• (4n + 5)(4n - 5)

• Not Factorable

Tags

CCSS.HSA.APR.C.4

x² - 400

• ( x - 200) ( x + 200) 
• ( x + 20) ( x + 20) 
• Prime
• ( x - 20) ( x + 20) 

Tags

CCSS.HSA.APR.C.4

9x² - 49y²

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

Tags

CCSS.HSA.APR.C.4

Factor Completely.
 $5x^3-20x$  

•  $x\left(5x^2-20\right)$  

•  $5x\left(x^2-4\right)$  

•  $5x\left(x+2\right)\left(x-2\right)$  

•  $5x\left(x+4\right)\left(x-4\right)$  

Tags

CCSS.HSA.APR.C.4