Algebraic Identities

 $Expansion\ of\ \left(x\ +4\right)^2\ is\$  

•  $x^2+8x+16$  

• x $x^2+8x+4$  

•  $x^2-8x+16$  

•  $x^2+8x-16$  

Tags

CCSS.HSA.APR.C.5

(x - 8) ( x - 8) = ______

• x² - 64
• x² + 64
• x² - 16x + 64
• x² + 16x + 64

Tags

CCSS.HSA.APR.A.1

Expand (4x − 5)(4x + 5).

• 4x² − 25

• 4x² + 25

• 16x² + 25

• 16x² − 25

Tags

CCSS.HSA.APR.A.1

 $\left(4a+2b\right)^2=$ 

•  $16a^2+8ab-4b^2$  

•  $16a^2-8ab-4b^2$  

•  $16a^2-8ab+4b^2$ 

•  $16a^2+8ab+4b^2$ 

Tags

CCSS.HSA.APR.C.4

Expand (4x − 5)(4x + 5).

• 4x² − 25

• 4x² + 25

• 16x² + 25

• 16x² − 25

Tags

CCSS.HSA.APR.A.1

The identity (y + a) (y +b) is

• y² + ( a - b )y + ab

• y² - ( a + b )y + ab

• y² + ( a + b )y - ab

• y² + ( a + b )y + ab

Tags

CCSS.HSA.APR.A.1

The product of (a+b) and (a-b) is

• a²+b²

• a²-b²

• ab+bc

• none of these

Tags

CCSS.HSA.APR.A.1

(m+1)(m+3) is of the form

• $\left(a+b\right)^2$

• $\left(a-b\right)^2$

• $\left(x+a\right)\left(x+b\right)$

• none of these

Tags

CCSS.HSA.APR.C.4

 $25a^2-4b^2$  is of the form

•  $a^2-b^2$  

•  $\left(a+b\right)^2$  

•  $\left(a-b\right)^2$  

• none of these

Tags

CCSS.HSA.APR.C.4

(5-p)(5-p) is of the form

•  $\left(a-b\right)\left(a+b\right)$  

•  $\left(a-b\right)^2$  

•  $\left(a+b\right)^2$  

• none of these

Tags

CCSS.HSA.APR.C.4