1. The problem is to graph the function $$y=\frac{1}{3}x + 1$$ and find its domain and range.
2. The formula given is a linear function in slope-intercept form $$y=mx+b$$ where $$m=\frac{1}{3}$$ is the slope and $$b=1$$ is the y-intercept.
3. The domain of a linear function is all real numbers because you can input any value of $$x$$ and get a corresponding $$y$$.
4. The range of a linear function is also all real numbers because as $$x$$ goes to positive or negative infinity, $$y$$ will also go to positive or negative infinity.
5. To graph, start at the y-intercept (0,1).
6. Use the slope $$\frac{1}{3}$$ which means rise 1 unit up and run 3 units right to find another point (3,2).
7. Draw a straight line through these points extending in both directions.
8. Final answers:
- Domain: $$(-\infty, \infty)$$
- Range: $$(-\infty, \infty)$$
Linear Function 38E720
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