SOLUTION: Please check for me. I have factored 3a^2(a-b)-6a(a-b)+21(a-b) I got 3(a-b)(a^2-2a+7). Thanks

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Please check for me. I have factored 3a^2(a-b)-6a(a-b)+21(a-b) I got 3(a-b)(a^2-2a+7). Thanks      Log On


   

Question 59530: Please check for me.
I have factored 3a^2(a-b)-6a(a-b)+21(a-b)
I got 3(a-b)(a^2-2a+7).
Thanks
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Right.
Cheers,
Stan H.