For what values of x, the numbers -2/7,x...

For what values of x, the numbers `-2/7`,x, `-7/2` are in G.P.?

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PSEB-SEQUENCES AND SERIES-EXERCISE

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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The sum of first three terms of a G.P. is 39/10 and their product is 1...
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How many terms of G.P. 3, 3^2, 3^3, ... are needed to give the sum 120...
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The sum of first three terms of a G.P. is 16 and the sum of the next t...
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Given a G.P. with a= 729 and 7th term 64, determine S7.
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Find a G.P. for which sum of the first two terms is -4 and the fifth t...
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If the 4th, 10th and 16th terms of a G.P. are x, y and z, respectively...
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Find the sum of the products of the corresponding terms of the sequenc...
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Show that the products of the corresponding terms of the sequences a, ...
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Find four numbers forming a geometric progression in which the third t...
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If the p^(th), q^(th) and r^(th) terms of a G.P. are a, b and c, respe...
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If the first and the nth term of a G.P. are a and b. respectively, and...
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Show that the ratio of the sum of first n terms of a G.P. to the sum o...
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