SOLUTION: Is 4x^2-4x+1 a perfect square?

Algebra.Com
Question 452661: Is 4x^2-4x+1 a perfect square?
Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!
to be a perfect square, it must fit this pattern:

and it will equal respectively for + or – sign in middle term.
fits the pattern with and ..->. . .
so:


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