Factoring Difference of Two Squares

Which is an example of difference of two squares?

• ( x³ - 4)

• ( x² - 3)

• ( x² + 4)

• ( x² - 4)

Tags

CCSS.HSA.APR.C.4

If the area of your garden is ( d^{2 _} 16 ) and the length is

( d + 4) , what is the width?

• ( d+ 2)

• ( d - 2)

• ( d + 4)

• (d - 4)

Tags

CCSS.8.EE.C.7B

What is missing in (a⁴ - 25 ) = (a² - ____) (a² + 5 )

• 5

• 10

• 25

• a²
  

Tags

CCSS.HSA.APR.C.4

Factor ( 4a² - 36 )

• ( a - 6 ) ( a - 6 )

• ( 2a + 6 ) ( 2a - 6 )

• ( a + 6 ) ( a + 6 )

• Not factorable

Tags

CCSS.HSA.APR.C.4

Factor 4x²-9

• (4x-9)(4x+9)

• (2x-3)(2x+3)

• 2x-3

• (2x-4.5)(2x+4.5)

Tags

CCSS.HSA.APR.C.4

Which of these can factor using difference of two squares?

• 144x² - 49y²

• x² + 4x - 12

• 100x² + 20x + 1

• 14x - 16

Tags

CCSS.HSA.APR.C.4

We can't factor using difference of two square this

25x² - 51y². Why?

• Because 51 is not a perfect cubed number.

• Because 51 is not a perfect squared number.

• Because 25 is not a perfect squared number.

• Because we can't factor using difference of two squares if it is addition sign.

Tags

CCSS.HSA.APR.C.4

Factor m² − 36

• (m+18)(m−18)

• (m+6)²

• (m − 6)²

• (m + 6)(m − 6)

Tags

CCSS.HSA.APR.C.4

We can't factor using difference of two square this

49x² + 4y². Why?

• Because 4 is not a perfect cubed number.

• Because 4 is not a perfect squared number.

• Because 49 is not a perfect squared number.

• Because we can't factor using difference of two squares if it is addition sign.

Tags

CCSS.HSA.APR.C.4

Factor x²-25

• ( x + 5 ) ( x - 5 )

• ( x - 5 ) ( x - 5 )

• ( x + 5 ) ( x + 5 )

• Not factorable

Tags

CCSS.HSA.APR.C.4