Difference in squares

Difference in squares

Multiple Choice

12x + 9

• 3(4x + 3)
• x(12+9)
• 3(4x - 3)
• not factorable

Multiple Select

Find the factors of d² - 25. Select all that apply.

• (d + 13)(d - 13)

• (d + 7)(d - 7)

• (d + 5)(d - 5)

• (d - 7)(d + 7)

• (d - 13)(d + 13)

Multiple Select

One of the factors of (a ² - 1 ) is

• ( a - 1)

• ( a² + 1)

• Both

• None of the above

Fill in the Blank

( 4x² - 4 ) = ( 2x - 2 ) ( 2x + ___)

Multiple Choice

x² + 81

• Prime

• ( x - 9 ) ( x + 9 )

• ( x + 9 ) ( x + 9 )

• ( x - 9 ) ( x - 9 )

Multiple Choice

3x² - 75

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