5 Problems - SHOW ALL WORK!
1. Determine if the function defined in the table is increasing or decreasing:
a.
b.
2. Label each graph below as increasing, decreasing, or constant. Then, describe the relationship between the x and y-values.
a.
_______________________
b.
____________________
c.
_______________________
3. Decide if each scenario is increasing, decreasing, or constant.
A. The battery life of a
computer that is plugged in.
B. The amount of food supply
a restaurant has over the course of one day
C. The distance a car travels in one hour
4. The graph below shows the battery life of a cell phone throughout the day:
a. Is the function linear or nonlinear?
b. Describe possible scenarios for the following intervals:
4-6 hours:
6-14 hours:
c. Name one interval in which the function is increasing.
d. Name one interval in which the function is decreasing.
e. At what rate does the phone charge?
1 answer
2. Please provide the graphs so that we can label them as increasing, decreasing, or constant and describe the relationship between the x and y-values.
3.
A. The battery life of a computer that is plugged in: constant.
B. The amount of food supply a restaurant has over the course of one day: decreasing.
C. The distance a car travels in one hour: increasing.
4.
a. The graph is nonlinear.
b. 4-6 hours: The battery life may decrease or remain constant.
6-14 hours: The battery life may decrease or increase.
c. One interval in which the function is increasing could be from 10-12 hours.
d. One interval in which the function is decreasing could be from 16-18 hours.
e. The rate at which the phone charges cannot be determined based on the information provided.