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Statement-1 : 11^(25) +12^(25) when divi...

Statement-1 : `11^(25) +12^(25)` when divided by 23 leaves the remainder zero.
`a^n+b^n` is always divisible by a+b `ninN`

A

Statement-1 is true statement-2 is true: Statement-2 is a correct explanation of statement-1

B

Statement-1 is true statement-2 is true: Statement-2 is not a correct explanation of statement-1

C

Statement-1 is true , Statement-2 is false

D

Statement-1 is false , Statement-2 is true

Text Solution

Verified by Experts

The correct Answer is:
C
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PATHFINDER-BINOMIAL THEOREM-QUESTION BANK
  1. Statement-1 for every natural number nge2 1/sqrt1 +1/sqrt2 +…..+1/sqrt...

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  2. (1+x)^n-nx-1 is divisible by (where n in N)

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  3. Statement-1 : 11^(25) +12^(25) when divided by 23 leaves the remainder...

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  4. The coefficient of x^(53) in the expansion of sum(m=0)^(100) ^100Cm(x-...

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  5. The coefficient of y in the expansion of (y^2+(c/y))^5 is

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  6. The term independent of x in (x^2-(1/x))^9 is

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

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  8. If x^m occurs in the expansion of (x+(1/x^2))^(2n) then the coefficien...

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  9. Sum of the series 2C0+C1/2 2^2 +C2/3 2^3+………+Cn/(n+1) 2^(n+1)

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  10. The value of nC0. ^nCn +^nC1 . ^nC(n-1)++……..+^nCn . ^nC0

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  11. If (1+x)^(15)=C0+C1x+C2x^2+……..+C(15)x^(15) then ,^15C0^2-^15C1^2+^15C...

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  12. If sn= sum(r=0)^n 1/(^"nCr) and tn=sum(r=0)^n r/("^nCr) then tn/sn is ...

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  13. The fractional part of =(2^(4n))/15 is

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  14. If the fourth term in the expansion of (px+(1/x))^n is independent of ...

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  15. Find the coefficient of x^20 in the expression of (1+x^2)^40(x^2+2+1/x...

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  16. Let n be a positive integer such that (1+x+x^2)^n=a0+a1x+a2x^2+…….+a(2...

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  17. Let n be a positive integer such that (1+x+x^2)^n=a0+a1x+a2x^2+…….+a(2...

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  18. The greatest integer which divides the number 101^(100)-1 is

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  19. Coefficient of x^(11) in the expansion of (1+3x+2x^2)^6 is equal to

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  20. Show that 101^(50)gt 99^(50)+100^(50)

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