1.7a: Discrete and Continuous Graphs Do Now Graph the function y = 4x – 3 with the domain of 1, 2, 3, 4, and 5. Write a rule for this function: X 3 4 6 y 15 20 30 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs

1.7a: Discrete and Continuous Graphs Worksheet Answers 23) 25) 27) 29) 31) 55) 57) 59) 61) 63) 65) 67) 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs

1.7a: Discrete and Continuous Graphs 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs

Describing Graphs and Discrete vs Continuous Graphs 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs

1.7a: Discrete and Continuous Graphs CBR CBR stands for Calculator Based Ranger Sound Waves Motion Detector Measures Distance vs. Time 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs

1.7a: Discrete and Continuous Graphs Defintions DISCRETE GRAPH has a graph that consists of isolated points Scatter plots Tables Points CONTINUOUS GRAPH is a graph that is unbroken Line, situational graphs Compounded inequalities 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs

1.7a: Discrete and Continuous Graphs Example 1 If given an example of a table, graph, label whether it is discrete or continuous graph, and determine what the domain and range are x y –2 1 –1 2 3 Discrete Graph D: {0, 1, 2, 3} R: {–2, –1, 0, 1} 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs

1.7a: Discrete and Continuous Graphs Example 2 If given an example of a graph, label whether it is discrete or continuous graph. 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Continuous Graph 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs

1.7a: Discrete and Continuous Graphs Example 3 The situation, “Little Johnny was going to the store from home,” is an example of discrete or continuous? Why? Continuous 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs

1.7a: Discrete and Continuous Graphs Your Turn The situation, “Little Johnny was keeping a daily outside diary of temperatures for the month of July,” is an example of discrete or continuous? Why? Discrete 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs

1.7a: Discrete and Continuous Graphs Example 4 y = 3x – 4 where the domain is x is greater than zero, is it discrete or continuous? Continuous Graph 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs

1.7a: Discrete and Continuous Graphs Your Turn y = 0.5x where the domain is at –2, –1, and 0. Is it discrete or continuous? Discrete 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs

1.7a: Discrete and Continuous Graphs Assignment Worksheet 4/23/2019 11:57 AM 1.7a: Discrete and Continuous Graphs