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The total number of terms which are depe...

The total number of terms which are dependent on the value of `x` in the expansion of `(x^2-2+1/(x^2))^n` is equal to `2n+1` b. `2n` c. `n` d. `n+1`

A

2n+1

B

2n

C

n+1

D

none of these

Text Solution

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The correct Answer is:
B
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OBJECTIVE RD SHARMA ENGLISH-BINOMIAL THEOREM AND ITS APPLCIATIONS -Chapter Test
  1. In the expansion of (x^(3) - (1)/(x^(2)))^(15) , the constant term,i...

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  2. The middle term in the expansion of (1 - (1)/(x))^(n) (1 - x)^(n) is

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  3. The total number of terms which are dependent on the value of x in the...

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  4. The coefficient of x^6 in {(1+x)^6+(1+x)^7+........+(1+x)^(15)} is

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  5. The number of real negative terms in the binomial expansion of (1+i x)...

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  6. Find the number of terms in the expansion of (x+sqrt(x^2-1))^6+(x-sqr...

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  7. If the last tem in the binomial expansion of (2^(1/3)-1/(sqrt(2)))^n i...

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  8. The coefficient of x^(6) a^(-2) in the expansion of ((x^(2))/(a)-(a)/...

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  9. If in the expansion of (1 + ax)^(n),n in N, the coefficient of x an...

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  10. In the expansion of (x^3-1/(x^2))^n ,n in N , if the sum of the coeff...

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  11. The coefficient of x^20 in the expansion of (1+x^2)^40.(x^2+2+1/x^2)^-...

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  12. about to only mathematics

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  13. The sum ""^(40)C(0) + ""^(40)C(1)+""^(40)C(2)+…+""^(40)C(20) is equal ...

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  14. If x is positive, the first negative term in the expansion of (1+x)^(2...

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  15. The numberof integral termsin the expansion of ( (3)-root(8)(5))^256 i...

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  16. Find the term independent of x in the expansion of (sqrt(x/3)+((sqrt3)...

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  17. If the coefficients of x^2 and x^3 in the expansion of (3 + ax)^(9) be...

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  18. If the integers r gt 1, n gt 2 and coefficients of (3r)th " and " (r +...

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  19. about to only mathematics

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  20. The coefficient of x^(5) in the expansion of (x +3)^(6),is

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