Solving Quadratic Equations - Factoring

Solve.

x²+2x-15=0

• x = 3 or x = 5

• x = 5 or x = -3

• x = -5 or x = 3

• x = -3 or x = -5

Solve.

x²+12x+35=0

• x = -5 or x = -7

• x = 5 or x = 7

• x = -35 or x = -1

• x = -9 or x = -4

Solve using the Zero Product Property.

(x-3)(x+2)=0

• x = 3 or x = -2

• x = -3 or x = 2

• x = 2 or x = 3

• x = 3 or x = 2

Solve.

 $2x^2-5x+2=0$  

•  $x=\frac{-1}{2}$  or $x=-2$  

•  $x=-1$  or $x=-4$  

•  $x=4$  or $x=1$  

•  $x=\frac{1}{2}$  or  $x=2$  

Solve.

 $x-4=-3x^2$  

•  $x\ =\ 1\ or\ x=\frac{4}{3}$  

•  $x\ =\ 1\ or\ x=-\frac{3}{4}$  

•  $x\ =\ 1\ or\ x=-\frac{4}{3}$  

•  $x\ =-\ 1\ or\ x=-\frac{4}{3}$  

Solve:

x² - 49 = 0

• x = -7 or x = 7

• x = -7

• x = 7

• x = -7 or x = 1

Solve.

2x² - 7x = -6

• x = -3/2 or x = -2

• x = -3 or x = -2

• x = 3 or x = 2

• x = 3/2 or x = 2

Solve.

x² + 4x - 40 = -8

• x = -10 or x = -4

• x = -4 or x = 10

• x = -8 or x = 4

• x = 8 or x = -4

Solve.

 $4x^2-9=0$  

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

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

•  $x=\frac{9}{4}$  

•  $x=\frac{4}{9}$  

Solve.
 $x^2=49$  

•  $x=0$  

•  $x=7$  

•  $x=-7$  

•  $x=7\ \ \ or\ \ \ x=-7$