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Is the square root of x2=x an identity (true for all values of x)?

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Is the square root of x2=x an identity (true for all values of x)?

For the equation x-squarex=0 perform the following
a. solve for all values of x that satisfies the equation.

b. graph the function y=x and y=√x on the same graph (by plotting points if necessary). Show the points of intersection of these two graphs

c. How does the graph relate to part (a)?

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Solution Summary

A square root identity is discussed. Graphs are provided.

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