Factoring the Difference of Two Squares

One of the factors of (a ² - 1 ) is

• ( a - 1)

• ( a² + 1)

• Both

• None of the above

Tags

CCSS.HSA.APR.B.2

In ( $x^2$ - 100 ) is equal to ( x + 10 ) and

• ( x + 10)

• ( x - 10)

• x

• 10

Tags

CCSS.HSA-REI.B.4B

( 4x² - 4 ) = ( 2x - 2 ) ( 2x + ___)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Which is an example of difference of two squares?

• ( x³ - 4)

• ( x² - 3)

• ( x² + 4)

• ( x² - 4)

Tags

CCSS.HSA.APR.C.4

In ( d² - 121 ) , the square root of 121 is

• 11

• 12

• 21

• none of the above

Tags

CCSS.HSN.RN.A.2

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.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.1

What is missing in ( $a^4$ - 25 ) = ( $a^2$ - ____)( $a^2$ + 5 )

• 5

• 10

• 25

•  $a^2$  

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

Is ( a² + 4 ) an example of difference of two squares?

• Yes

• No

Tags

CCSS.HSA.SSE.A.2

a² - b² = ( a + b ) ( a - b ) is the pattern in factoring the difference of two squares.

• No

• Yes

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Factor ( 4a² - 36 )

• ( a - 6 ) ( a - 6 )

• ( 2a + 6 ) ( 2a - 6 )

• ( a + 6 ) ( a + 6 )

Tags

CCSS.HSA.APR.C.4