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Find the coefficient of middle term in the expansion of `(1+a)^8`

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A N EXCEL PUBLICATION-BINOMIAL THEOREM-QUESTION BANK
  1. Consider the expansion of (3x-x^3/6)^8 How many terms are there in the...

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  2. Consider the expansion of (3x-x^3/6)^8 Find the middle term in the exp...

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  3. Find the coefficient of middle term in the expansion of (1+a)^8

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  4. Find the coefficient of the middle term in the expansion of (1+a)^7

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  5. Consider (sqrt2+3^(1//5))^10 Find the r+1^(th) terms in the expansion ...

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  6. Consider (sqrt2+3^(1//5))^10 If the r+1^(th) term is rational , find r...

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  7. Write the first three terms in the expansion of (1+ax)^n,ninN

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  8. If the first three terms in the expansion of (1+ax)^n are 1,6x and 16x...

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  9. If tr denotes the r^(th) term in the expansion of (x+1/x)^23 ,find t12...

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  10. Let cr denote the binomial coefficient "^nCr Write the factorial formu...

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  11. Prove that (""^nCr)/(""^nC(r-1))=(n-r+1)/r

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  12. Let cr denote the binomial coefficient "^nCr Hence, show that C1/C0+2C...

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  13. Given that ""^nCr="^nC(n-r)or Cr=C(n-r) Prove that aC0+(a+b)C1+...+(a+...

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  14. Given that ""^nCr="^nC(n-r)or Cr=C(n-r) Prove that aC0+(a+b)C1+...+(a+...

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  15. What is the (r+1)^(th) term in the expansion of (3x+2y)^8?

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  16. Using the (r+1)^(th) term, find the 3rd,4th and 5th terms in the expan...

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  17. find the middle term in the expansion of (3x+2y)^8

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  18. Expand (1+x)^4,(1-x)^3 and (1-x)^2

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  19. Expand (1-x+x^2)^4

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  20. Consider the expansion of ((4x)/5-5/(2x))^9 Find the general term in t...

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