SOLUTION: I have to factor some problems out and i can't figure them out. 1. 2x^3-26x^2+80x 2. x^2-15wy+3xy-5wx 3.9x^2-36y^2 4. 3x^2+2x-8 I wouls really appreciate your help.

Question 173482: I have to factor some problems out and i can't figure them out.
1. 2x^3-26x^2+80x
2. x^2-15wy+3xy-5wx
3.9x^2-36y^2
4. 3x^2+2x-8
I wouls really appreciate your help.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
I have to factor some problems out and i can't figure them out.
1. 2x^3-26x^2+80x
= 2x*(x^2 - 13x + 40)
= 2x*(x-5)*(x-8)
------------------
2. x^2-15wy+3xy-5wx
= (x - 5w)*(x + 3y)
--------------
3.9x^2-36y^2
= 9*(x^2 - 4)
= 9*(x-2)*(x+2)
--------------
4. 3x^2+2x-8
= (x + 2)*(3x - 4)

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