Graphing and Algebraic Relationships

What value will complete the table to represent an additive relationship?

• 17

• 15

• 16

• 18

What are the independent quantities on this graph? (Hint: Look at x-axis.)

• 1, 2, 3, 4, 5, 6, 7, 8, 9

• 60, 120, 180, 240, 300, 360, 420, 480, 540

Rolando’s backpack weighs 2.5 pounds when it is empty. The total weight in pounds, y, of Rolando’s backpack when it contains x pounds of books is represented by the equation y = x + 2.5. Which table best represents this situation?

• A

• B

• C

• D

Which point is on the graph?

• (0,0)

• (-2, -2)

• (0, 2)

• (2, 0)

Which of the following situations corresponds to this graph?

• A car, accelerates from a stop,travels at a constant speed, slows,
  and then travels at a slower speed.

• An airplane travels at a constant
  speed then decelerates to a slower speed.

• An athlete warms up by walking
  around the track, runs, then jogs.

• A bicyclist accelerates, travels at a
  constant speed, then slows to a
  stop.

What is the slope in the picture?

• Positive

• Negative

• Zero

• Undefined

Which is true about the function graphed?

• is a domain value but not a range value.

• is a range value but not a domain value.

• is a range value AND a domain value.

True or False:
10 is in the domain of the function graphed.

• True

• False

True or False:
4 is a domain value in the function graphed.

• True

• False

Over what interval is this function constant?

• x < -3

• -3 < x < 4

• x > 4

• -5