Quadratic Equations

Does this graph in the back have maximum or minimum value?

• maximum
• minimum
• neither
• both

Is this a max or min?

• max
• min
• cannot be determined

What do we call the graph of a quadratic function?

• parabola
• linear
• cubic
• sinusoidal

What is the vertex of this parabola?

• (−1, 3)
• (−3, 11)
• (−2, 5)
• (0, 5)

What is the y-intercept of this parabola?

• (−1, 3)
• (−3, 11)
• (−2, 5)
• (0, 5)

x² =25

• 5
• -5
• 5, -5
• No Real Solutions

x² - 5 = -4

• 1, -1
• 3, -3
• 3
• 1

3x² - 1 = 14

• 5
• -√5
• -√5, √5
• √5

-x² +16 = 0

• No Real Solutions
• 4
• -4
• 4, -4

• (1, 9)
  

• x = {-2, 4}
  

• (0, 8)
  

• x = {5, 2}