10.3 Solve by Factoring

 $b^2+8b-33=0$  

•  $x=8\ and-33$  

•  $x=3\ and-11$  

•  $x=3\ and\ 11$  

•  $x=-11\ and-3$  

Tags

CCSS.HSA-REI.B.4B

 $n^2+3n=0$  

•  $x=-3\ and\ 0$  

•  $x=3\ and\ 0$  

• No Real Solution

•  $x=-3\ and-1$  

Tags

CCSS.HSA-REI.B.4B

 $x^2-100=0$  

•  $x=25\ and\ 4$  

•  $x=-50\ and\ 2$  

•  $x=-10\ and\ 10$  

•  $x=0\ and\ 100$  

Tags

CCSS.8.EE.A.2

 $n^2-10n+24=0$  

•  $x=8\ and\ 3$  

•  $x=4\ and\ 6$  

•  $x=-4\ and\ -6$  

•  $x=12\ and\ 2$  

Tags

CCSS.HSA-REI.B.4B

 $5x^2-17x-12=0$  

•  $x=-3\ and\ 20$  

•  $x=-\frac{3}{5}\ and\ 4$  

•  $x=-4\ and\ \frac{3}{5}$  

•  $x=-20\ and\ 3$  

Tags

CCSS.HSA-REI.B.4B

 $9x^2-12x+4=0$  

•  $x=6$  

•  $x=\frac{2}{3}$  

•  $x=-6\ and\ 6$  

•  $x=\frac{2}{3}\ and\ -\frac{2}{3}$  

Tags

CCSS.HSA-REI.B.4B

Solve by factoring: 

 $x^2-9x+20=0$  

•  $x=-4\ and\ -5$  
  

•  $x=20\ and\ -9$  

•  $x=4\ and\ 5$  

•  $x=-4\ and\ 5$  

Tags

CCSS.HSA-REI.B.4B

Solve by factoring:

 $x^2+3x-18=0$  

•  $x=-3\ and\ 6$ 

•  $x=3\ and\ -6$  

•  $x=-9\ and\ 2$  

•  $x=9\ and\ -2$  

Tags

CCSS.HSA-REI.B.4B

What is the first step in solving 

 $\left(x+2\right)\left(x-3\right)=0$  

• Plug in zero for x

• Solve for x

• FOIL

• Set each binomial factor equal to zero

Tags

CCSS.HSA-REI.B.4B

Solve for the values of x:

 $\left(x+2\right)\left(x-3\right)=0$  

•  $x=2\ and\ 3$  

•  $x=-2\ and\ -3$  

•  $x=2\ and\ 3$  

•  $x=-2\ and\ 3$  

Tags

CCSS.HSA-REI.B.4B