HM2 Lesson 2.2.2

What is the standard form of a Quadratic function?

• ax²+bx+c

• ax²+bx-c

• ax²-bx+c

• ax²-bx-c

What is the domain of the function?
*Hint: Domain is the set of all x-values included in the function.

• x≥3
• x≤3
• All real numbers
• -1≤x≤5

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

What are the green dots called?

• solutions

• x-intercepts

• zeros

• roots

What is the equation for axis of symmetry?

• y=3

• x=3

What is the DOMAIN of the graph?

• All real numbers

• [0, ∞)

• y ≥ 0

• (-∞, ∞)

What is the DOMAIN for the graph?

• (-∞, ∞)

• (-∞, 4]

• All Real Numbers

• y ≤ 4

If a toy rocket is launched vertically upward from ground level with an initial velocity of 128 feet per second, then its height h after t seconds is given by the equation

h(t) = -16t² +128t

When will the object reach its maximum height?

• 4 ft

• 0 seconds

• 0 ft

• 4 seconds