9.15: Pedal Power Extra for Experts
Extra for Experts: Pedal Power – Write Functions Rules from Graphs and Tables
Solutions:
Extra for Experts, Pedal Power: 1
Time (Number of hours) | Jefferson Distance (Number of miles) | Richards Distance (Number of miles) |
---|---|---|
0 | 0 | 0 |
1 | 6 | 0 |
2 | 12 | 0 |
3 | 18 | 18 |
4 | 24 | 36 |
5 | 30 | 54 |
Jefferson: \begin{align*}D = 6t\end{align*}
Richards: \begin{align*}D = 18(t - 2)\end{align*}
Extra for Experts, Pedal Power: 2
Time (Number of hours) | Prentiss Distance (Number of miles) | Jerome Distance (Number of miles) |
---|---|---|
0 | 0 | 0 |
1 | 0 | 8 |
2 | 0 | 16 |
3 | 16 | 24 |
4 | 32 | 32 |
5 | 48 | 40 |
Prentiss: \begin{align*}D = 16(t - 2)\end{align*}
Richards: \begin{align*}D = 8t\end{align*}
Extra for Experts: Pedal Power 1 – Write Functions Rules from Graphs and Tables
Fact: Jefferson biked one-third Richards speed. Jefferson left 2 hours before Richards.
Use the Fact and the graph. Complete the table for each biker showing distance traveled. Write a function to show the relationship between number of miles traveled \begin{align*}(D)\end{align*}
Extra for Experts: Pedal Power 2 – Write Functions Rules from Graphs and Tables
Fact: Prentiss biked twice as fast as Jerome and left 2 hours after Jerome.
Use the Fact and the graph. Complete the table for each biker showing distance traveled. Write a function to show the relationship between number of miles traveled \begin{align*}(D)\end{align*}