Concept explainers
To Graph :
Graph the function and state the domain and range.
Answer to Problem 28PPS
Domain is all real numbers.
Range =
Explanation of Solution
Given Information:
Given equation is :
Calculation :
This is a
Here both the functions are linear
x | |||
-1 | No | Yes | 2 |
0 | No | Yes | 3 |
1 | Yes | No | 7 |
2 | Yes | No | 10 |
3 | Yes | No | 13 |
Plotting the values and joining, we get the required graph :
The x -coordinate values specify the domain of the function . Since the graph covers all possible values of x , the domain is all real numbers.
The y -coordiante values specify the range of the function . Since , the graph covers all possible values of y except for values more than or equal to 4 and less than 7.So, the range =
Chapter 4 Solutions
Algebra 1
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