Question 62207
Find the x-intercepts. 

y=x^2-4x+4 
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To find the x-intercepts, let y=0 and solve for x as follows:
x^2-4x+4=0
(x-2)(x-2)=0
x=2
So the x-intercept is the point (2,0)
Hope this helps.
Cheers,
Stan H.