SOLUTION: factor 7x^2-21xy-28^2

Algebra ->  Algebra  -> Equations -> SOLUTION: factor 7x^2-21xy-28^2      Log On

Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!
Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!

   

Question 236037: factor 7x^2-21xy-28^2
Answer by checkley77(7072) About Me  (Show Source):
You can put this solution on YOUR website!
7x^2-21xy-28y^2 [I'll assume there is supposed to be a y in the -28^2 term]
7(x^2-3xy-4y^2)
7(x-4y)(x+1y) ans.