Solving Quadratics by Factoring

Solve

 $x^2+7x+12=0$  

•  $x=\left\{3,\ 4\right\}$  

•  $x=\left\{-3,\ -4\right\}$  

•  $x=\left\{1,6\right\}$  

•  $x=\left\{-1,-6\right\}$  

Tags

CCSS.HSA-REI.B.4B

Solve 

 $3x^2-75=0$  

• No Solution

•  $x=\left\{5\right\}$  

•  $x=\left\{-5,\ 5\right\}$  

•  $x=\left\{-5,\ 0\right\}$  

Tags

CCSS.8.EE.A.2

Solve

 $x^2+x-2=0$  

• No Solution

•  $x=\left\{-1,\ 1\right\}$  

•  $x=\left\{1\right\}$  

•  $x=\left\{-1\right\}$  

Tags

CCSS.HSA-REI.B.4B

Solve
 $x^2+7x=0$  

•  $x=\left\{0,\ -7\right\}$  

•  $x=\left\{0,\ 7\right\}$  

•  $x=\left\{0\right\}$  

•  $x=\left\{7\right\}$  

Tags

CCSS.HSA-REI.B.4B

Solve

 $4x^2-81=0$  

• No Solution

•  $x=\left\{-\frac{9}{4},\ \frac{9}{4}\right\}$  

•  $x=\left\{-9,\ 9\right\}$  

•  $x=\left\{-\frac{9}{2},\ \frac{9}{2}\right\}$  

Tags

CCSS.8.EE.A.2

Solve

 $16x^2=49$  

•  $x=\left\{-7,\ 7\right\}$  

•  $x=\left\{-\frac{7}{4},\ \frac{7}{4}\right\}$  

•  $x=\left\{-\frac{7}{2},\ \frac{7}{2}\right\}$  

• No Solution

Tags

CCSS.8.EE.A.2

Solve
  $4x^2-24x-28=0$  

• No Solution

•  $x=\left\{-1\right\}$  

•  $x=\left\{1,\ -7\right\}$  

•  $x=\left\{-1,\ 7\right\}$  

Tags

CCSS.HSA-REI.B.4B

Solve
 $3x^2+7x=-2$  

•  $x=\left\{-2,-\frac{1}{3}\right\}$  

•  $x=\left\{2,\ \frac{1}{3}\right\}$  

•  $x=\left\{-2,\ \frac{1}{3}\right\}$  

• No Solution

Tags

CCSS.HSA-REI.B.4B

Overall, how do you feel about solving quadratics by factoring?

• Very Confident

• Confident

• Starting to Get It

• Not Confident

• Totally Lost

Tags

CCSS.HSA-REI.B.4B