SOLUTION: Multiply, using the vertical method. (2r - 3s)(4r2 + 6rs + 9s2) thank you

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Multiply, using the vertical method. (2r - 3s)(4r2 + 6rs + 9s2) thank you      Log On


   

Question 75516: Multiply, using the vertical method.
(2r - 3s)(4r2 + 6rs + 9s2)
thank you
Answer by checkley75(3666) About Me  (Show Source):
You can put this solution on YOUR website!
4R^2+6RS+9S^2
2R-3S
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8R^3+12R^2S+18RS^2-12RS-18RS^2-27S^3 NOW COMPINE COMMON TERMS THUS:
8R^3+12R^2S-12RS-27S^3