Math Forum :: View topic – BINOMIAL THEOREM

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alphaboy

Frequent VisitorJoined: 26 Nov 2004Posts: 37

Location: SFXS,TW

Posted: Tue Dec 28, 2004 4:28 pm    Post subject: BINOMIAL THEOREM

Expand (1+x-3x^2)^6 = 1+6x-3x^2-70x^3+… But, how to find the constant term in the expansion of (1+x-3x^2)^6(1-1/x)^3 ?_________________

1+1= 2 or 1+1=11 (rejected)

Wilson

Frequent VisitorJoined: 20 Oct 2004Posts: 74

Posted: Tue Dec 28, 2004 9:01 pm    Post subject: Re: BINOMIAL THEOREM

alphaboy wrote:

Expand (1+x-3x^2)^6 = 1+6x-3x^2-70x^3+…

But, how to find the constant term in the expansion of (1+x-3x^2)^6(1-1/x)^3 ?

constant terms occur at

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