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The coefficient of x^(5) in the expansi...

The coefficient of `x^(5)` in the expansion of
`(x^(2)-x-2)^(5)` is

A

-83

B

-82

C

-81

D

0

Text Solution

Verified by Experts

The correct Answer is:
C
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HIMALAYA PUBLICATION-BINOMIAL THEOREM-QUESTION BANK
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  8. If the coefficients of r^(th) and (r+1)^(th) terms in the expansion o...

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  10. The coefficient of x^(-10)in(x^(2)-(1)/(x^(3)))^(10) is

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  11. The approximate value of (1.0002)^(3000) is

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  12. If (1+x+x^(2))^(n) = sum(r=0)^(2 n) a(r). x^(r) then a(1)-2 a(2)+3 a...

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  13. The coefficient of x^(5) in the expansion of (x^(2)-x-2)^(5) is

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  17. If r^(th) (r+1)^(th) terms in the expansion of (p+q)^(n) are equal ,th...

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  19. If n C(1)+2. n C(2)+..n. n C(n) = 2 n^(2), then n =

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  20. If (1 +x + x^(2))^(n) = a(0) + a(1) x + a(2) x^(2) + … + a(2n) x^(2n) ...

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