Special Products

Which of the following is a special product?

•  $x^2\ -\ 4$  

•  $x^2\ +\ 4$  

•  $4x^2\ +\ 3$  

•  $2x\ +\ 1$  

(2x + 1)(2x - 1) = ?

•  $4x^2\ +\ 1$  
  

•  $2x^2\ +\ 1$  
  

•  $4x^2\ -\ 1$  

•  $2x\ +\ 2$  

 $\left(x\ +\ y\right)\left(x^2\ -xy\ +y^2\right)$  

•  $x^2\ -\ y^2$  
  

•  $x^2\ +\ y^2$  
  

•  $x^3\ -\ y^3$  

•  $x^3\ +\ y^3$  

 $\left(x\right)\left(3x^2\ -2x\ +\ 4\right)$  

•  $4x^2\ -\ 3x\ +4x$  
  

•  $3x^3\ -2x^2\ +\ 4x$  
  

•  $3x^2\ -\ 2x\ +\ 4$  

•  $x^3\ +\ y^3$  

 $\left(x\ +2\right)\left(2x\ -2\right)\ =\ ?$  

•  $2x^2+\ 2x\ -\ 4$  
  

•  $2x^2\ -2x\ +\ 4$  
  

•  $3x\ -\ 2$  

•  $x^2\ +\ y^2$  

Which of the following polynomials is a special product?

•  $2x^2+\ 2x\ -\ 4$  
  

•  $2x^2\ -2x\ +\ 5$  
  

•  $3x\ -\ 2$  

•  $x^2\ +\ y^2$  

Which of the following polynomials is a special product?

• $2x^2-\ 4$
  

• $8x^3\ -27$
  

• $3x\ -\ 2$

• $2x\ +\ y^2$

Which of the following polynomials is a special product?

• $2x^2-\ 3$
  

• $2x^3\ -27$
  

• $3x^2\ -\ 4$

• $16\ -\ 81x^8$

(x+4)²

• x²+16
• x²-16
• x²+8x+16
• x²+8x-16

Which of the choices is a perfect square term?

• b⁵

• x²y⁹

• a¹⁰k¹²o¹⁸

• r⁷y⁶