Solving Quadratic Equations by Factoring

What is the first step in solving this quadratic equation? $x^2+5x=6$  

• Factor

• Subtract 6 from both sides to set the equation equal to 0

• Set each factor equal to 0

• Combine like terms

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic equation: $x^2-6x-7=0$  

•  $x=7\ \ \ \&\ \ \ x=-1$  

•  $x=1\ \ \ \&\ \ \ x=-7$  

•  $x=0$  

•  $x=\frac{-7}{5}$  

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic equation: $x^2+25=10x$  

•  $x=-5$  

•  $x=5$  

•  $x=0$  

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic equation: $5x^2=10x$  

•  $x=-2$  

•  $x=2$  

•  $x=2$  & $x=0$  

•  $x=-2$  & $x=0$  

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic equation:
 $x^2=49$  

•  $x=0$  

•  $x=7$  

•  $x=-7$  

•  $x=7\ \ \ \&\ \ \ x=-7$  

Tags

CCSS.8.EE.A.2

Solve the following quadratic equation:
 $x^2+5x=6$  

•  $x=2\ \ \ \&\ \ \ x=3$  

•  $x\ =-1\ \ \ \&\ \ \ x=6$  

•  $x=1\ \ \ \&\ \ \ x=-6$  

•  $x=-2\ \ \ \&\ \ \ x=-3$  

Tags

CCSS.HSA-REI.B.4B

In the quadratic equation x² + 3x + 2 = 0 what is b?

• 1

• 2

• 3

• 6

In the quadratic equation x² + 3x + 2 = 0 what does a * c equal? (The * means multiply.)

• 1

• 2

• 3

• 6

Tags

CCSS.HSA-REI.B.4B

For the quadratic equation x² + 3x + 2 = 0 which of the following are the factorized form?

• (x+3)(x+2) = 0

• (x+1)(x+6) = 0

• (x+1)(x+2) = 0

• (x+6)(x+5) = 0

Solve

(n +7)(n + 9) = 0

• n = -7; n = 4

• n = 7; n = -9

• n = -3; n = 10

• n = -7; n = -9

Tags

CCSS.HSA-REI.B.4B