SOLUTION: Please help! Completly factor the following: 3x^3y - 12x^2y + 9xy This is as far as I got 3x x y Thanks, Lackinmath

Question 56317: Please help!
Completly factor the following:
3x^3y - 12x^2y + 9xy
This is as far as I got 3x x y
Thanks,
Lackinmath
Answer by funmath(2933) (Show Source): You can put this solution on YOUR website!
Hi lackinmath,
:
Completly factor the following:

3xy(x___)(x____)
We need to fill the blanks with two numbers that multiply together to give you c=+3, but add together to give you b=-4.
-1*-3=3 and -3+-1=-4

Keep Calculating and you won't be lackinmath!!!
funmath

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