eoc practice quadratics2

• f(x) = (x + 4)(x + 2)

• f(x) = (x + 3)(x + 5)

• f(x) = (x + 2)(x + 6)

• f(x) = (x + 1)(x + 15)

• (5, 66)

• (5, -9)

• (-5, -9)

• (-5, -34)

What are the roots of the graph shown below?

• (-1, -9) and

  (0, -8)

• (0, -4) and

  (2, 0)

• (-4, 0) and

  (2, 0)

• (0, 2) and

  (0, -4)

• -2 and -1

• -2 and 1

• 2 and -1

• 2 and 1

• n = -3 and

  n = -14

• n = -14 and

  n = 3

• n = 3 and

  n = 14

• n = 14 and

  n = -3

The graph below shows, h, the height in meters of a model rocket, versus t, time in seconds after the rocket is launched. From the graph, what conclusions can be made about the flight of the rocket?

• The rocket reached a maximum height after 2.5 seconds.

• At 0 seconds, the rocket was 2 meters off and the ground.

• The height of the rocket was 0 meters when it was launched.

• The rocket was in flight for 5 seconds.

The graph below shows, h, the height in meters of a model rocket, versus t, time in seconds after the rocket is launched. From the graph, what conclusions can be made about the flight of the rocket?

• The rocket reached a maximum height after 2.5 seconds.

• At 0 seconds, the rocket was 2 meters off and the ground.

• The height of the rocket was 0 meters when it was launched.

• The rocket was in flight for 5 seconds.

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

• maximum
• minimum
• neither
• both

What is the maximum/minimum of a parabola called?

• vertex
• point
• top
• bottom