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If the sum of the coefficients of the fi...

If the sum of the coefficients of the first, second, and third terms of the expansion of `(x^2+1/x)^m` is `46 ,` then find the coefficient of the term that does not contain `xdot`

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CENGAGE ENGLISH-BINOMIAL THEOREM-All Questions
  1. Find the a ,b ,a n dn in th expansion of (a+b)^n if the first three te...

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  2. Find the coefficient of x^(25) in expansion of expression sum(r=0)^(50...

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  3. If the sum of the coefficients of the first, second, and third terms ...

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  4. If p+q=1, then show that sum(r=0)^n r^2^n Crp^r q^(n-r)=n p q+n^2p^2do...

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  5. If (18 x^2+12 x+4)^n=a0+a(1x)+a2x2++a(2n)x^(2n), prove that ar=2^n3^r(...

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  6. Prove that ^m C1^n Cm-^m C2^(2n)Cm+^m C3^(3n)Cm-=(-1)^(m-1)n^mdot

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  7. Prove that "^n C0^(2n)Cn-^n C1^(2n-1)Cn+^n C2xx^(2n-2)Cn++(-1)^n^n Cn^...

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  8. Find the sum sum(r=0)^n^(n+r)Cr .

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  9. Find the value of sumsum(0leilejlt=n)(i+j)(nCi+n Cj)dot

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  10. Find the value of sumsum(0leilejlt=n)ci^n"" cj^ndot

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  11. Find the value of underset(0leiltjlen)(sumsum)(.^(n)C(i)+.^(n)C(j)).

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  12. Find the sum sumsum(0leiltjlen) "^nCi"^nCj

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  13. Prove that sum(r=0)^ssum(s=1)^n^n Cs^n Cr=3^n-1.

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  14. Find the sum sumsum(0leiltjlen)"^nCi

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  15. Find the coefficient of x^4 in the expansion of (x/2-3/x^2)^10.

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  16. Find the term in(3sqrt(((a)/(sqrt(b))) + (sqrt((b)/ ^3sqrt(a))))^(21) ...

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  17. Using the binomial theorem, evaluate (102)^5 .

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  18. Find the 6th term in expansion of (2x^2-1//3x^2)^(10)dot

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  19. Find a if the 7th and 18th terms of the expansion (2+a)^(50) are equal...

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  20. Find n , if the ratio of the fifth term from the beginning to the ...

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