To graph square root functions, all you do it plug in points. For every x-value, there has to be one y value, so all you do is put in an x value, get a y value, and plot the points on the graph. Additionally, please be advised that Shmoop does not endorse the owning of pet stegosauruses. The character in this video is a professional - do not attempt at home.
Graphing with square roots: [ Ссылка ]
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