Factoring Polynomials

What is the factored form of the expression?  $x^2-16$  

•  $\left(x-4\right)\left(x+4\right)$  

•  $\left(x-8\right)\left(x+8\right)$  

•  $\left(x-4\right)\left(x-4\right)$  

•  $\left(x-8\right)\left(x-8\right)$  

Which shows the polynomial  $8x^2+16x+8$  completely factored?

•  $\left(4x+4\right)^2$  

•  $\left(4x+4\right)\left(2x+2\right)$  

•  $8\left(x+1\right)^2$  

•  $8\left(x+1\right)\left(x-1\right)$  

What is the factored form of the expression?  $x^2+x-6$  

•  $\left(x-3\right)\left(x+2\right)$  

•  $\left(x+1\right)\left(x-6\right)$  

•  $\left(x-2\right)\left(x+3\right)$  

•  $\left(x-2\right)\left(x-3\right)$  

What are the binomial factors of  $x^2+7x-18$  

(Pick 2 answers)

•  $\left(x-9\right)$  

•  $\left(x+9\right)$  

•  $\left(x-2\right)$  

•  $\left(x+2\right)$  

Written in factored form, the trinomial $2y^2+26y+80$  is equivalent to:

•  $2\left(y-5\right)\left(y-8\right)$  

•  $\left(2y+5\right)\left(y+8\right)$  

•  $2\left(y+5\right)\left(y+8\right)$  

•  $\left(y+5\right)\left(2y+16\right)$  

When factored completely, $x^3-9x$  is equivalent to:

•  $x\left(x-3\right)$  

•  $x\left(x+3\right)\left(x-3\right)$  

•  $\left(x+3\right)\left(x-3\right)$  

•  $x\left(x+3\right)$  

Which expression is the factored form of $2x^2-2x-12?$  

•  $2\left(x+2\right)\left(x-3\right)$  

•  $2\left(x+6\right)\left(x-1\right)$  

•  $2\left(x+3\right)\left(x-2\right)$  

•  $2\left(x+1\right)\left(x-6\right)$  

Factor the trinomial completely.  $x^2-6x-72$  

•  $\left(x-12\right)\left(x+6\right)$  

•  $\left(x-72\right)\left(x+1\right)$  

•  $\left(x+12\right)\left(x-6\right)$  

•  $prime$  

Factor the binomial completely.  $36-25x^2$  

•  $\left(6-5x\right)^2$  

•  $\left(6+5x\right)^2$  

•  $\left(6+5x\right)\left(6-5x\right)$  

•  $prime$  

Find the factors of

x² + x - 6

• (x - 6)(x - 9)

• (x + 3)(x + 2)

• (x + 3)(x - 2)

• (x + 2)(x + 4)