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Find n, if the ratio of the fifth term f...

Find n, if the ratio of the fifth term from the beginning to the fifth term from the end in the expansion of `(2 4+1/(3 4))^n` is `sqrt(6)"":""1` .

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RD SHARMA ENGLISH-BINOMIAL THEOREM-All Questions
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  12. Find the term independent of x in the expansion of: \ (2x-1/x)^(10)dot

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  13. In the binomial expansion of (1+a)^(m+n) , prove that the coefficient ...

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