K KingAce New member Joined Oct 12, 2006 Messages 44 May 26, 2008 #1 I really need some help expanding the binomial below... also, could you please show work so I know how to do it (I'm prepping for my final btw) (2x^2 - 5y^4)^6 Thanks so much for your help!
I really need some help expanding the binomial below... also, could you please show work so I know how to do it (I'm prepping for my final btw) (2x^2 - 5y^4)^6 Thanks so much for your help!
pka Elite Member Joined Jan 29, 2005 Messages 11,978 May 26, 2008 #2 Expand this sum. \(\displaystyle \sum\limits_{k = 0}^6 {\binom{6}{k}\left( {2x^2 } \right)^{6 - k} \left( { - 5y^4 } \right)^k }\)
Expand this sum. \(\displaystyle \sum\limits_{k = 0}^6 {\binom{6}{k}\left( {2x^2 } \right)^{6 - k} \left( { - 5y^4 } \right)^k }\)
L Loren Senior Member Joined Aug 28, 2007 Messages 1,298 May 26, 2008 #3 http://hyperphysics.phy-astr.gsu.edu/hbase/alg3.html#bt
