Quadratic Solution

Factor:
x² + 5x - 24

• (x - 8)(x + 3)

• (x + 8)(x - 3)

• (x + 6)(x - 4)

• (x + 12)(x - 2)

Find the solutions of the factored equation: x(x+3) = 0

• x=0 and x=-3

• x=0 and x=3

• x=-3 and x=3

• No solutions

Factor:x² - 25

• ( x + 5 ) ( x - 5 ) 

• ( x - 5 ) ( x - 5 ) 

• ( x + 5 ) ( x + 5 ) 

• Prime

When using factoring to solve a quadratic equation, what must be true?

• The equation must be set equal to 1.

• The equation must be set equal to 10.

• The equation must be set equal to 0.

• It is not necessary to set the equation equal to anything.

How many solutions are there?

• 0

• 1

• 2

• 3

What are the solutions?

• y=3

• x= -1 and x = -3

• (-2,-1)

• There are no real solutions

What is the axis of symmetry?

• x= 4

• x=3

• x=-3

• Cannot be determined

What are the solutions? Hint: look at x-intercepts

• x= -5

• x= -1 and x = 5

• (2,-9)

• Cannot be determined

What is the axis of symmetry?

• x=0

• x=1

• x=2

• x=4

What are the solutions?

• -.5, 3.5

• 0,6

• -2.5, 4.5

• -1, 4