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The sum of the coefficients in the binom...

The sum of the coefficients in the binomial expansion of `(1/x + 2x)^(6)` is equal to

A

1024

B

729

C

243

D

512

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The correct Answer is:
B
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NEW JOYTHI PUBLICATION-BINOMIAL THEOREM-QUESTIONS FROM COMPETITIVE EXAMS
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  2. Let t(n) denote the n^(th) term in a binomial expansion. If t(6)/t(5) ...

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  3. The middle term in the expansion of (10/x + x/10)^(10) is

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  4. The coefficient of x^(49) in the product (x - 1) (x - 2) (x - 3) ........

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  5. The sum of the coefficients in the binomial expansion of (1/x + 2x)^(6...

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  6. The value of ""^(2)P(1) + ^(3)P(1) + ...... + ^(n)P(1) equal to

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  7. The positive integer just greater than (1 + .0001)^(10000) is

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  8. r and n are positive integers r gt 1,n gt 2 and coefficient of (r + 2)...

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  9. The coefficients of x^(p) and x^(q) in the expansion of (1 + x)^(p + q...

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  10. If the sum of the coefficients in the expansion of (a + b)^(n) is 4096...

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

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  12. The number of integral terms in the expansion of (sqrt(3) + root8(5))^...

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  13. The coefficient of the middle term in the binomial expansion in powers...

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  14. The coefficient of x^(n) in expansion of (1 + x)(1 - x)^(n) is

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  15. If s(n) = sum(r = 0)^(n) 1/(""^(n)C(r)) and t(n) = sum (r = 0)^(n) r/(...

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  16. If the coefficient of x^(7) in [ax^(2) + (1/(bx))]^(11) equals the coe...

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  17. If x is so small that x^(3) and higher power of x may neglected, then ...

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  18. The sum of the series 1 + 1/(4.2!) + 1/(16.4!) + 1/(64.6!) + ....infty...

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  19. If (1 + x - 3x^(2))^(10) = a(0) + a(1)x + a(2)x^(2) + ....... + a(20)x...

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  20. In the binomial expansion of (a - b)^(n), n gt= 5, the sum of 5^(th) a...

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