You can put this solution on YOUR website! At which value for x does the sign of x-2 change? What is the function when x is less than this value? What is the function when x is greater than this value?
x-2=0
x=2
An important value of f is f(2). This is where the function sharply changes direction. when . when .
Is this enough for you to now graph on your own or do you want further help?