question 1: you are in an elevator overlooking a big city. you are currently 18 feet above the city...
Post on 14-Jan-2016
219 Views
Preview:
TRANSCRIPT
Question 1:
You are in an elevator overlooking a big city. You are currently 18 feet above the city when
you stop to take pictures before you keep riding. The elevator travels 2 feet in a minute.
A. How high will the elevator rise after 1 hour?
B. Complete the table:
Time (minutes) Height (feet)
5
10
15
54
Question 1 Continued:
C. Write a function rule that will allow you to determine your height after any number of
minutes.
D. Graph the function.
Question 2
You have saved $200 for a vacation. Once on the trip, you are spending money at the
rate of $13.50 per day.
A. How much money will you have left after 3 days?
B. Use a function rule to determine how many days it will take for you to run out of money.
Question 3
Find the output for f(x) = -4x + 3 when the input x = 5 is used.
Question 4
For a special parent dinner, find the total catering cost for 4 and 5 people:
Number of People
1 2 3 4 5
Total Catering Cost (dollars)
36 43 50
Question 5
Write a function rule for the following table:
x f(x)
2 -6
3 -10
4 -14
5 -18
Question 6
Your new flower is currently 3 cm tall, but it is growing at the rate of 0.5 cm each day.
A. Write a function rule to describe the relation.
B. After how many days will the flower be 5 cm tall?
Question 7
Which of the functions has the smallest initial amount?
Which has the largest rate of change?
f(x) = 2x + 4
g(x) = -4x + 3
top related