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A N EXCEL PUBLICATION-SEQUENCES AND SERIES-QUESTION BANK
- For what value of x, the numbers -2/7,x.-7/2 are in G.P ?
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- Find the sum to n terms of the G.P.sqrt7,sqrt21,3sqrt7…
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- Find the sum to n terms of the G.P. 1,-a,a^2,-a^3,...(ane-1)
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- Find the sum to n terms of the G.P.x^3,x^5,x^7,…(xne+-1)
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- Evaluate underset(K=1)overset11sum(2+3^K)
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- The sum of the first three terms of a GP is (39)/(10) and their produc...
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- How many terms of the 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 ...
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- Given.a G. P. with a=729 and 7^ (th) term 64, determine S7 ?
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- The sum of the first two terms of a GP Is -4 and the fifth term is 4 t...
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- If the 4^(th),10^(th) and 16^(th) terms of a G.P. are x,y and z respec...
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- Find the sum to n terms of the sequence 8,88,888,8888…
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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,a...
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- Find four numbers forming a G.P. in which the third term is greater th...
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- If the p^th,q^th and r^th terms of a GP are a,b,c respectively, show t...
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- If the first and the n^(th)terms of a G.P. are a and b respectively an...
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- Show that the ratio of the sum of first n terms of a G.P.to the sum of...
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- If a,b,c and d are in G.P.show that (a^2+b^2+c^2)(b^2+c^2+d^2)=(ab+bc+...
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- Insert two numbers between 3 and 81 so that the resulting sequence is ...
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