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Mathematics 15 Online
OpenStudy (cookiimonster627):

expand and simplify the expression : (x-y)^7

OpenStudy (cookiimonster627):

@zepdrix

OpenStudy (xapproachesinfinity):

you need to know the binomial theorem

OpenStudy (xapproachesinfinity):

or pascal triangle

OpenStudy (cookiimonster627):

binomial

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