Unit 4 Assessment Part II

Which domain and range best describes the following graph?

Using the graph, select which of the following statements are true:

• x-intercept: (0,7)

• maximum value: 16

• y-intercept: (0,7)

• minimum value: 16

The graph of f(x) = | x -3| has shifted from its original graph of f|x|. Which transformation describes this transformation?

• Graph translated to the right 3 units

• Graph translated to the down 3 units

• Graph translated to the left 3 units

• Graph translated to the up 3 units

Using the graph of the data of a bouncing ball, determine f(1):

• .5

• .8

• 0

• 1.5

A tank contained some water. The function w represents the relationship between t, time in minutes, and the amount of water in the tank in liters. Using the graph determine when w(t)= 0

• t=16

• t=80

• t=0

• t=32

A tank contained some water. The function w represents the relationship between t time in minutes and the amount of water in the tank in liters. Determine w(20):

• 30 Liters

• 15 Liters

• 25 Liters

• 50 Liters

Tyler walks to school. The function D gives his distance from school, in meters, t minutes since he left home. 

Which equation tells us “Tyler is 200 meters from school after 15 minutes”?

• t(15)=200

• t(200)=15

• 
  D(200)=15

• D(15)=200

The graph shows the total distance, in feet, walked by a person as a function of time, in seconds. What was the average rate of change between 40 seconds and 90 seconds?

• 1 feet/sec

• .5 feet/second

• .5 feet/minute

• .1 feet/second

The following graph represents the number of visitors to an art exhibition. Determine the correct domain and range.

Evaluate f(-2) if f(x) = -x²+ 3

• 7

• -1

• 4

• 1