Quadratic Graph Features

What is the vertex of this quadratic equation?

• (2, 6)

• (3, 6)

• (2, -3)

• (-3, 6)

What is the vertex of the quadratic function:

f(x) = x² - 6x + 11

Hint: Use Desmos

• (3,2)

• (-3,-2)

• (-3,2)

• (3,-2)

If the blue graph is f(x) = x² then the red must be...

• g(x) = x² - 5

• g(x) = x² + 5

• g(x) = (x - 5)²

• g(x) = (x + 5)²

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

What was the maximum height of the ball? Choose the key feature and the answer choice.

• y-intercept, 3 feet

• y-intercept, 0 feet

• x-value of the vertex, 4 feet

• y-value of the vertex, 5 feet

Is this point a max or min?

• max

• min

What is another name for the x-intercepts of a quadratic?

• y-intercept

• Zeros

• x-axis

• They don't have another name

How many solutions does this graph have?

• one

• two

• no solutions

• all real numbers

When did the ball reach its maximum height? Choose the key feature and the answer.

• y-intercept, 3 secs

• x-value of the vertex, 4 secs

• y-value of the vertex, 5 secs

• y-intercept, 0 secs

What are the green dots called?

• y-intercepts

• rate of change

• vertex

• x-intercepts