02/11 Warm Up: Quadratic Concepts

What type of function can be used to model the data given in the table?

• Linear

• Quadratic

• Exponential

• None of the above

Does this function have a maximum or minimum?

• maximum

• minimum

What is the vertex of this function?

• (0, -3)

• (1, -4)

• (-2, 5)

• {-1, 3}

The graph of a quadratic function is called

• a line
• a hyperbola
• a parabola
• a cubic

The standard form of a quadratic equation is

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=x

What is the equation for axis of symmetry?

• y=3

• x=3

Does the equation open or or down?

y = -3x² +7x - 2

• up

• down

When a parabola opens downward the vertex is

• a minimum
• a maximum
• a vertex
• a parabola

When a parabola opens upward the vertex is

• a minimum

• a maximum

• a vertex

• a parabola

Which one of the following is a quadratic equation?

• y = 2x + 4

• 1. x^2 - 3x +1

• 2x^2 - 4x

• 5 (4)^x