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If the coefficient of 4th term in the ex...

If the coefficient of 4th term in the expansion of `(a+b)^n` is 56, then n is

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CENGAGE PUBLICATION-BINOMIAL THEOREM-All Questions
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  3. If the coefficient of 4th term in the expansion of (a+b)^n is 56, then...

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  4. If p and q are positive, then prove that the coefficients of x^p and x...

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  5. Find the number of irrational terms in the expansion of (5^(1//6)+2^(1...

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  8. The coefficient of x^7 in the expansion of (1-x-x^2+x^3)^6 is

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  13. Find the coefficient of x^5 in the expression of (1+x^2)^5(1+x)^4.

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  14. Find the coefficient of x^(13) in the expansion of (1-x)^5xx(1+x+x^2+x...

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