The range is all the values of the graph from down to up. The domain is all x-values or inputs of a function and the range is all y-values or outputs of a function. When looking at a graph, the domain is all the values of
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This precalculus video tutorial explains how to find the domain and range of a function given its graph in interval notation. The domain represents all of the x values in the
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Easy 5/5. Honestly rarely use the camera function because the calculator is incredible, it shows you the steps which has literally taught me some things that my teachers just didnt teach well enough.
Try it you will agree with me. So easy to use, normally when I type actual words into an app it gets confused but for example I typed, "f(-9) for the function f(x)=blah blah. It has providen methods t9 solve the problems and it helps from having write out everything on paper.
Solution: We can see that the graph extends horizontally from -2 to 3, but the -2 is not included. Therefore, the domain is (-2, 3]. Also, we see that the graph extends vertically from 2 to -2, so the range is [-2, 2]. EXAMPLE 2 The following graph
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