Quadratic Basics

True or false:
The solution, root, x-intercept, and zero of a problem are all the same thing

• True
• False, they are all different

What are the x- intercepts?

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

How many roots does this graph have?

• one
• two
• no solutions
• cannot be determined

How many solutions does this graph have?

• one
• two
• no solutions
• cannot be determined

What is the green dot on the parabola called?

• maximum
• minumum
• roots
• zeros

Find the y-intercept of f(x) = 2x² - 2x + 1

• 2
• -2
• 1
• -1

Find the zeros of this quadratic.

• b=4/5, b=3
• b=4, b=-3
• b=1/5, b=3
• b=4/5, b=-3

The graph below describes a ball that was kicked. Which of the following is a true statement describing the graph? 

• The ball was kicked from 500 centimeters from the ground and it traveled for 4 seconds.
• The ball was kicked from the ground and it was in the air for 4 seconds. 
• The ball had a maximum height of 2000 centimeters and it was in the air for a total of 2 seconds. 
• The ball had a maximum height of 1000 centimeters and it was in the air for 4 seconds. 

Which answer choice describes  y = -3x² + 7x - 2 accurately?

• Concave up because of the x²

• Concave down because of the -3

• Concave down because of the -2

• Concave up because of the +7

y=2x²-6x+1 is in what form?

• Vertex Form
• Factored form
• Standard Form 
• Cannot be determined