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13-05-2016
Mathematics

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Find the 4th term in the binomial expansion

(2x+3y)^6

2916xy^5

4320x^3y^3

4860x^2y^4

2160x^4y^2

Respuesta :

18-05-2016

if u do the math u woud get something like this:

...x^6 + ...x^5y + ...x^4y^2 + ... x^3 y^3 +... x^2 y ^4 + ... x y^5 + ... y^6

so 4th term need to have x^3 y^3
then its 4320x^3y^3

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