SOLUTION: Solve y^4-2y^3+y^2=0

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Question 1022758: Solve y^4-2y^3+y^2=0
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Okay, from
y^4-2y^3+y^2=0
let's factor out the y^2 first...we get
y^2(y^2 - 2y + 1) = 0
now factor what's left...
y^2(y - 1)^2 = 0
which gives four solutions, but there are double roots...
y = 0 and y = 1