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I do not understand this could you help me please

I do not understand this could you help me please

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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I do not understand this could you help me please

Elevator Graphs Opener: 10 8- 7 6- 4 3- 2- 1 2 3 4 5 6 7 8 9 x Elapsed time in seconds 1. Where did the elevator start? 2. What happened between 0 and 4 seconds? 3. What happened between 4 and 6 seconds? 4. What happened between 8 and 9 seconds? 5. Does this graph represent a functional relationship? Explain. 6. If this graph represents a functional relationship, determine the domain and range of the| situation. Distance from the ground in floors
Transcribed Image Text:Elevator Graphs Opener: 10 8- 7 6- 4 3- 2- 1 2 3 4 5 6 7 8 9 x Elapsed time in seconds 1. Where did the elevator start? 2. What happened between 0 and 4 seconds? 3. What happened between 4 and 6 seconds? 4. What happened between 8 and 9 seconds? 5. Does this graph represent a functional relationship? Explain. 6. If this graph represents a functional relationship, determine the domain and range of the| situation. Distance from the ground in floors
1. Sketch the graph of each elevator ride described. a. Start the elevator on floor 4 and make the elevator rise b. Start the elevator on floor -3 and make the elevator rise at a rate of 1 floor per second. at a rate of 2 floors per second. 12, y 124y 11 11- 10- 9- 10- 9- 6- 6- 5- 3- 2- 0- 0- 2 3 4 5 6 7 8 9 10 * Elapsed time 2 3 4 5 6 7 8 9 10- Elapsed time -1 -1- -2- -2- -3- -3- 2. Why do some of the graphs end with a horizontal segment? 3. What is the meaning of the point (7,-2) on graph 1d? Distance from the ground in floors Distance from the ground in floors O O o NO O + ý N -
Transcribed Image Text:1. Sketch the graph of each elevator ride described. a. Start the elevator on floor 4 and make the elevator rise b. Start the elevator on floor -3 and make the elevator rise at a rate of 1 floor per second. at a rate of 2 floors per second. 12, y 124y 11 11- 10- 9- 10- 9- 6- 6- 5- 3- 2- 0- 0- 2 3 4 5 6 7 8 9 10 * Elapsed time 2 3 4 5 6 7 8 9 10- Elapsed time -1 -1- -2- -2- -3- -3- 2. Why do some of the graphs end with a horizontal segment? 3. What is the meaning of the point (7,-2) on graph 1d? Distance from the ground in floors Distance from the ground in floors O O o NO O + ý N -
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