Quadratics Quiz 1

Identify the y-intercept

• (-1,9)
• (0,-8)
• (-4,0)
• (0,0)

Identify the vertex

• (-1,-9)
• (0,-8)
• (-4,0)
• (0,0)

Does this parabola have a maximum or minimum?

• Maximum
• Minimum

What is the green dashed line called?

• roots or x-intercepts
• parabola
• axis of symmetry
• line of dashes

What are the green dots called?

• axis of symmetry
• vertex
• parabola
• roots or x-intercepts

What is the green dot on this parabola called?

• vertex
• root
• zero
• solution

Does the quadratic      y = - x² - 2x + 3  have a max/min vertex, and does the parabola open up/down?

• max/ opens down
• min/ opens up
• max/ opens up
• min/ opens down

What is the vertex of this parabola?

• (1, 2)
• (-1, -2)
• (1, -2)
• (-1, 2)

What is the axis of symmetry of this parabola?

• x = -3
• y = -3
• x = -13
• y =-13

What is vertex of the quadratic function x²+4x-21?

• (4, -21)
• (-2,-25)
• (2, -21)
• (4, -25)