SOLUTION: {{{16(3a+m)^2 -25x^2 +100xy -100y^2}}} How would I factor this? My attempt: {{{16(3a+m)^2 - (5x-10y)^2}}} {{{(4(3a+M)+5x-10y)(4(3a+M)-5x-10y)}}} {{{(12a+4m+5x-10y)(12a+4

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Question 909081:
How would I factor this?
My attempt:



Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
You made an error. When you went from to you made a mistake.

It *should* be this







notice on the last line I have -5x+10y (whereas you have -5x-10y). So it was a case of you not distributing the negative through fully.

I'll let you finish up.

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