SOLUTION: Find the X Intercepts of the following... y= x^2-4x+4 Thanks

Question 120368: Find the X Intercepts of the following...
y= x^2-4x+4
Thanks
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

Start with the given equation

Factor the left side (note: if you need help with factoring, check out this solver)

Now set each factor equal to zero:
or

or Now solve for x in each case

Since we have a repeating answer, our only answer is

Notice if we graph we can see that the only root is . So this visually verifies our answer.

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