SOLUTION: The number of real roots of the equation x^2-4x+4=0 is 1 2 3 4

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Question 1136678: The number of real roots of the equation x^2-4x+4=0 is
1
2
3
4
Found 2 solutions by Alan3354, ikleyn:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
The number of real roots of the equation x^2-4x+4=0 is
-----------
Solve for them, then you'll know.
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PS Quadratics always have 2 roots, tho sometimes the 2 are equal.

Answer by ikleyn(52777) About Me  (Show Source):
You can put this solution on YOUR website!
.

2 roots merged in 1.

Or one root of multiplicity of 2.