Solving Quadratic Equations!

Using the graph solve the equation
-x²-2x+3=-5.

• {-3,-1}
• {-2,0}
• {-4,2}
• {-1,4}

Solve by factoring: x² - 9x + 20 = 0

• x = -4 and x = -5
• x = 20 and x = -9
• x = 4 and x = 5
• x = -4 and x = 5

Tags

CCSS.HSA-REI.B.4B

What  are the solutions of this graph?

• -2 and 3
• -1/2 and -6
• -2 and -6
• 3 and -6

What is another word that describes the zeroes of a quadratic function?  

• y-intercepts
• vertex
• x-intercepts
• maximum

Solve the following quadratic equation...

x² + 13x + 36= 0

• x = -2

  x = -18

• x = -9

  x = -4

• x = -3

  x = -12

• x = -6

  x = -6

Tags

CCSS.HSA-REI.B.4B

The quadratic equation can be used to solve quadratic equations that cannot be factored.

• True
• False

Tags

CCSS.HSA-REI.B.4B

Find the zeros of this quadratic: y = (x - 3)(5x + 6)

• (-3, 0) and (5x, 0)

• (0,3)

• There aren't any

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Solve

x² + 2x - 20 = 4

• x = -6, x = 4

• x = 6, x = -4

• x = 12, x = -2

• x = 8, x = -3

Tags

CCSS.HSA-REI.B.4B

• x = 7 only
  

• x = 0 only
  

• x = 0 and 7
  

• There is no real answer for this equation.
  

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

• x = {3,8}

• x = {-3,8}

• x = {3,-8}

• x = {-3,-8}

Tags

CCSS.HSA-REI.B.4B