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If sum of the infinite G.P. p+1+(1)/(p)+...

If sum of the infinite G.P. `p+1+(1)/(p)+(1)/(p^(2))+… (p gt 2)` is 49/6, then sum of the 3rd term and the 4th term of the G.P. is

A

`(8)/(49)`

B

`(1)/(7)`

C

`(6)/(7)`

D

`(23)/(49)`

Text Solution

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The correct Answer is:
A
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MCGROW HILL PUBLICATION-PROGRESSIONS-SOLVED EXAMPLES LEVEL -1 (SINGLE CORRECT ANSWER TYPE QUESTIONS)
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  10. Let f(n)=[(1)/(5)+(3n)/(100)]n, where [x] denotes the greatest integer...

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  11. Find the sum of the series: 1^2-2^2+3^2-4^2+.....-2008^2+2009^2.

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  12. The odd value of n for which 704+1/2(704)+… upto n terms = 1984-1/2(1...

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  13. The positive integer n for which 2xx2^2xx+3xx2^3+4xx2^4++nxx2^n=2^(n+1...

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  14. Sum of the series S=1+1/2(1+2)+1/3(1+2+3)+1/4(1+2+3+4)+........... upt...

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  15. If 1^(2)+2^(2)+3^(2)+…+2009^(2)=(2009)(4019)(335) and (1) (2009) +(2) ...

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  16. If x gt 0, and log(2) + log(2)(sqrt(x)) + log(2) (4sqrt(x)) + log(2) (...

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  17. If (1+3+5++p)+(1+3+5++q)=(1+3+5++r) where each set of parentheses cont...

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  18. Let a1, a2, ,a(10) be in A.P. and h1, h2, h(10) be in H.P. If a1=h1=2...

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  19. If a,b,c are in A.P.and a^(2),b^(2),c^(2) are in G.P.such that a lt ...

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  20. Let S1, S2, be squares such that for each ngeq1, the length of a side...

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