Parabolas STAAR EOC Practice

What is the axis of symmetry for this graph?

• y=2

• x=2

• x=0

• y=0

What is another word for zeros?

• y-intercepts

• roots

• vertex

• axis of symmetry

Does
y = -2x²
have a maximum or minimum value?

• maximum

• minimum

How many solutions does this quadratic have?

• Two Real Solutions

• One Real Solution

• No Real Solutions

• I don't know

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

If the a value is positive in the equation of y = ax² + c, which direction does the graph open?

• up

• down

• left

• right

What is the equation of this graph?

• y = x² + 1

• y = - x² + 1

• y = x²

• y = - x²

The equation of the parabola is:

• y = x + 2

• y = x² + 2

• y = x - 2

• y = x² - 2

What is the equation of this graph?

• y = - x²

• y = - x² - 3

• y = - x² + 3

• y = x² + 3

Which equation would give the graph of a parabola?

• y = 2x - 3

• y = x₂ + 1

• y = x² + 4