Multiplying Binomials

Multiply (x + 9)(x - 4)

• $x^2-\ 13x\ -\ 36$

• $x^2+\ 5x\ -\ 36$

• $x^2-\ 5x\ +\ 36$

• $x^2+\ 13x\ -\ 36$

Multiply (x - 7)(x - 5)

•  $x^2-\ 2x\ -\ 35$ 

•  $x^2+\ 2x\ -\ 35$ 

•  $x^2-\ 2x\ +\ 35$ 

•  $x^2+\ 12x\ -\ 35$ 

Multiply (x + 12)(x + 1)

•  $x^2+\ 13x\ +\ 12$ 

•  $x^2+\ 12$ 

•  $x^2+\ 11x\ +\ 12$ 

•  $x^2-\ 13x\ +\ 35$ 

Which TWO binomials are multiplied to get the product  $x^2\ -\ 3x\ -\ 18$  ?

•  $\left(x\ -\ 6\right)$  

•  $\left(x\ -\ 9\right)$  

•  $\left(x\ +\ 2\right)$  

•  $\left(x\ +\ 3\right)$  

•  $\left(x\ +\ 6\right)$  

Which TWO are solutions to the function  $\left(2x\ +\ 12\right)\left(x\ -\ 7\right)\ =\ 0$  ?

•  $x=6$  

•  $x=-6$  

•  $x=7$  

•  $x=-7$  

•  $x=12$