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MODERN PUBLICATION-SEQUENCES AND SERIES-EXERCISE
- In a sequence of 21 terms the first 11 terms are in A.P. with common d...
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- If the sum to 2n terms of the A.P. 2, 5, 8, 11, .... is equal to the s...
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- The third term of a GP is 3. What is the product of the first five ter...
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- If the sum of the first two terms and the sum of the first four terms ...
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- If n> 1 and log2 x,log3 x, logx 16, are in G.P., then what is x equal ...
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- In a geometric progression with first term a and common ratio r, what ...
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- The harmonic mean of two numbers is 21.6. If one of the numbers is 27,...
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- Given that alpha,gamma are roots of the equation A x^2-4x+1=0,a n dbet...
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- Consider an infinite geometric series with first term a and common rat...
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- Sum of the n terms of the series (3)/(1^(2))+(5)/(1^(2)+2^(2))+(7)/(1^...
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- Let alpha and beta be the roots of x^2-x+p=0 and gamma and delta be th...
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- Let the positive numbers a, b, c, d be in A.P. Then abc, abd, acd, bcd...
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- If the sum to 2n terms of the A.P. 2, 5, 8, 11, .... is equal to the s...
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- Suppose a,b,c are in AP and a^(2),b^(2),c^(2) are in GP, If agtbgtc an...
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- 5th term of a G.P. is 2, then the product of first 9 terms is:
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- Find the sum of n terms of the series 1. 2^2+2. 3^2+3. 4^2+
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- If the A.M of two numbers is 9 and G.M is 4, then these numbers are ro...
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- Let Tr be the rth term of an A.P. whose first term is a and common dif...
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- An infinite G.P. has first term ‘x’ and sum ‘5’, then x belongs to ,
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- If x= sum(n=0)^(oo) a^n, y=sum(n=0)^(oo) b^n, z= sum(n=0)^(oo) c^n, wh...
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