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PSEB-SEQUENCES AND SERIES-EXERCISE
- The ratio of the sums of m and n terms of an A.P. is m^2: n^2. Show th...
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- If the sum of n terms of an A.P. is 3n^2 + 5n and its m^(th) term is 1...
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- Insert five numbers between 8 and 26 such that the resulting sequence ...
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- If (a^n+b^n)/(a^(n-1)+b^(n-1)) is the A.M. between a and b, then find ...
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- Between 1 and 31, m numbers have been inserted in such a way that the ...
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- A man starts repaying a loan as first instalment of Rs. 100. If he inc...
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- The difference between any two consecutive interior angles of a polygo...
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- Find the 20th and nth terms of the G.P. 5/2,5/4,5/8,.....
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- Find the 12th term of a G.P. whose 8th term is 192 and the common rati...
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- The 5th, 8th and 11th terms of a G.P. are p, q and x, respectively. Sh...
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- The 4th term of a G.P. is square of its second term, and the first ter...
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- Which term of the following sequence:- 2,2sqrt2,4,.....is 128?
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- Which term of the following sequence:- sqrt3,3,3sqrt3,....is 729?
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- Which term of the following sequence:- 1/3,1/9,1/27,.....is 1/19683 ?
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- For what values of x, the numbers -2/7,x, -7/2 are in G.P.?
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- Find the sum to indicated number of terms of the geometric progression...
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- Find the sum to indicated number of terms of the geometric progression...
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- Find the sum to indicated number of terms of the geometric progression...
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- Find the sum to indicated number of terms of the geometric progression...
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- Evaluate sum(k=1)^11(2+ 3^k).
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