Quadratics Mixed Review

What  are the solutions of this graph?

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

What are the solutions?

• 0 and 8
• -2 and -4
• 3 and -1
• 2 and 4

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

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

How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Solve by factoring:  $2x^2-x-15=0$  

•  $x=-\frac{5}{2}$  and  $x=3$  

•  $x=\frac{5}{2}$  and  $x=-3$  

•  $x=\frac{5}{2}$  and  $x=3$  

•  $x=-\frac{5}{2}$  and  $x=-3$  

Solve:   $5x^2-45=0$  

•  $x=3$  

•  $x=-3$  

•  $x=3$  and  $x=-3$  

•  $x=0$  ,  $x=3$  , and  $x=-3$  

Solve by factoring:  $3x^2+7x-6=0$ 

•  $x\ =\ 3$  and  $x=-\frac{2}{3}$  

•  $x=-3$  and  $x=\frac{2}{3}$  

•  $x=-3$  and  $x=-\frac{2}{3}$  

•  $x=3$  and  $x=\frac{2}{3}$  

Solve by factoring:  $2x^2+x=6$ 

•  $x=6$  and  $x=\frac{5}{2}$  

•  $x=-2$  and  $x=\frac{3}{2}$  

•  $x=\frac{3}{2}$  and  $x=2$  

•  $x=-\frac{5}{2}$  and  $x=6$  

Solve by factoring:   $2x^2-3x=2x-2$  

•  $x=\frac{1}{2}$  and  $x=2$  

•  $x=-2$  and  $x=-\frac{1}{2}$  

•  $x=2$  and $x=-2$  

•  $x=\frac{1}{2}$  and  $x=-2$