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Find the middle term in the expansion of (x+y)^13

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Find the middle term in the expansion of (x+y)13

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(X+y) n  if n is odd middle term is given by n+1/2and n+3/2 term of expansion

For n=13 7th  and 8th terms are middle term

7th term

13C6x^7y^6 and 8th term is 13C 7 x^8 y^5

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