Quadratic Solutions

If given 0=x²-5x+6, what point are they asking me for?

• any point

• y-intercept

• zero

• vertex

How many solutions can a quadratic have?

• 1,2, or 3

• none, 1, or 2

• none or 2

• 1 or 2

A ball was kicked into the air and is represented by the graph. How high did the ball go?

• 115

• 100

• 10

• 125

After how many seconds was the ball at 40 feet?

• 1 seconds only

• 1 second and 9 seconds

• 9 seconds only

• 1 and 8 seconds

Which one doesn't belong?

• x-intercepts

• zeros

• y-intercept

• roots

Which one does not describe the following:  $0=2x^2-4x+8$  

• 2 solutions

• Y-intercepts

• Zeros

• X-intercepts

What are the roots of (6r-1)(r+5)=0?

• r= 1 and r= 5

• r= 6 and r= 0

• r= - 1/6 and r= 5

• r= 1/6 and r= - 5

Which of the following is true x²-2x+3=0 (pictured above)

• The parabola has 3 solutions which are the x and y-intercepts of the graph,

• The parabola has 1 solution at -3.

• The parabola has 2 solutions AKA the roots

• The graph has no solutions.

Georgina is trying to build a pool in her backyard. She knows the length of the pool will be 6 feet more than the width. If the total area is 84, which expression can be used to find the width?

• w(w+6)=84

• w(6w)=84

• L(6w)=84

• L(6+w)(w)=84

Which standard form equation is equivalent to  $f\left(x\right)=6\left(x+2\right)^2-4$  

•  $f\left(x\right)=6x^2+4x+24$  

•  $f\left(x\right)=6x^2+24x+20$  

•  $f\left(x\right)=6x^2+24x$  

•  $f\left(x\right)=6x^2+24x+24$