SOLUTION: Can someone help and guide me to factoring these problems? I don't understand.. Factor Completely: 1. 5-6x+x^2 2. -10x^3+5x^2+140x 3. 128y^3+54

Algebra ->  Algebra  -> Square-cubic-other-roots -> SOLUTION: Can someone help and guide me to factoring these problems? I don't understand.. Factor Completely: 1. 5-6x+x^2 2. -10x^3+5x^2+140x 3. 128y^3+54       Log On

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Question 612361: Can someone help and guide me to factoring these problems? I don't understand..
Factor Completely:
1. 5-6x+x^2
2. -10x^3+5x^2+140x
3. 128y^3+54

Answer by lynnlo(4164) About Me  (Show Source):
You can put this solution on YOUR website!
(x-1)(x-5)
-5x(2x+7)(x-4)
2(4y+3)(16y^2-12y+9)