Unit 4A Review

• (0, -5), (0, 2)

• (0, 5), (0, -2)

• (-5, 0), (2, 0)

• (5, 0), (-2, 0)

• (x - 3)(x - 4)

• (x + 3)(x + 4)

• (x - 6)(x - 2)

• (x - 5)(x - 2)

• (9x - 25)(9x + 25)

• (9x - 5)(9x + 5)

• (3x + 5)(3x - 5)

• x = -16 and x = 16

• x = 4 and x = -4

• x = 0 and x = -16

• x = 8 and x = -8

• All real numbers greater than or equal to 1

• All integers less than or equal to 1

• All nonnegative real numbers

• All nonnegative integers

• (0, 3)

• (0, 2)

• (0, -8)

• (0, 8)

• vertex: (7, 1)

  AOS: x = 7

• vertex: (-7, 1)

  AOS: x = -7

• vertex: (7, 1)

  AOS: x = 1

• vertex: (1, 7)

  AOS: x = 1

• As x increases, y increases.

  As x decreases, y decreases.

• As x increases, y increases.

  As x decreases, y increases.

• As x increases, y decreases.

  As x decreases, y decreases.

• As x increases, y decreases.

  As x decreases, y increases.

What is the maximum value of the function? What does that value represent?

• 30 - The highest the diver reached was 30 meters.

• 30 - The diver took 30 seconds to land.

• 3.5 - The highest the diver reached was 3.5 meters.

• 25 - The diver started from a height of 25 meters.

What is the x-intercept? What does it represent in this context?

• 25 - The diver hit the water in 25 seconds.

• 3.5 - The diver hit the water in 3.5 seconds.

• 25 - The diver began his dive at 25 meters.

• 3.5 - The diver hit the water 3.5 feet away from the board.