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The equation is .
Solve the equation.
(Original equation)
(Add to each side)
(Apply additive inverse property: )
Consider the related function .
Make a table for different values of .
Graph:
Plot the points obtained in the table.
Graph the function :
Observe the graph:
The graph touches the -axis at and .
Therefore, the solutions of the equation are and .
The solutions of the equation are and .
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