Chapter Review
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Make a function table to obtain ordered pairs.
To graph the function y= 35x, we will follow two steps.
To make a function table, we will select some values of x which will be part of our domain. Then, we will substitute these values for x to find the corresponding values of y. These x- and y-values will create a set of ordered pairs.
x | 3/5x | y | (x,y) |
---|---|---|---|
0 | 3/5( 0) | 0 | ( 0, 0) |
1 | 3/5( 1) | 3/5 | ( 1, 3/5) |
2 | 3/5( 2) | 6/5 | ( 2, 6/5) |
3 | 3/5( 3) | 9/5 | ( 3, 9/5) |
We found four ordered pairs that lie on the graph of our function.
Next, we will graph the ordered pairs and connect them with a straight line.
The line is the complete graph of the function. The ordered pairs corresponding to any points on the line are solutions of the equation y= 35x.