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Question
On the same graph paper, plot the graph of y = x - 2, y = 2x + 1 and y = 4 from x= - 4 to 3.
Solution
First, prepare a table as follows:
| X | -1 | 0 | 1 |
| Y = x - 2 | -3 | -2 | -1 |
| Y = 2x + 1 | -1 | 1 | 3 |
| Y = 4 | 4 | 4 | 4 |
Now the graph can be drawn as follows:
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