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CENGAGE PUBLICATION-SEQUENCES AND SERIES-All Questions
- Prove that in a sequence of numbers 49,4489,444889,44448889 in which e...
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- Find the sum of first 100 terms of the series whose general term is ...
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- If the continued product o three numbers in a G.P. is 216 and the sum ...
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- Find the sum of the series 2/(1xx2)+5/(2xx3)xx2+(10)/(3xx4)xx2^2+(17)/...
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- The sum of some terms of G. P. is 315 whose first term and the comm...
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- A sequence of numbers An, n=1,2,3 is defined as follows : A1=1/2 and f...
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- The sum of three numbers in GP. is 56. If we subtract 1, 7, 21 from ...
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- Find the sum of the products of the ten numbers +-1,+-2,+-3,+-4,a n d+...
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- If a, b, c are in A.P., b, c, d are in G.P. and 1/c ,""1/d ,""1/e are ...
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- Find the sum sum(r=0) .^(n+r)Cr .
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- Find the sum to n terms of the sequence (x+1//x)^2,(x^2+1//x)^2,(x^3+1...
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- Write the first five terms of the following sequence and obtain the ...
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- Prove that the sum to n terms of the series 11+103+1005+ i s(10/9)(10^...
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- If a(n+1)=1/(1-an) for n>=1 and a3=a1. then find the value of (a200...
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- Determine the number of terms in a G.P., if a1=3,an=96 ,a n dSn=189.
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- Let {an}(ngeq1) be a sequence such that a1=1,a n d3a(n+1)-3an=1 for a...
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- Let S be the sum, P the product, and R the sum of reciprocals of n ter...
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- If the pth term of an A.P. is q and the qth term is p , then find its ...
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- Find the product of three geometric means between 4 and 1/4.
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- if (m+1)th, (n+1)th and (r+1)th term of an AP are in GP.and m, n and r...
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