If the sum of n terms of two series of A.P are in the ratio 5n+4:9n+6 .find the ratio of their 13th terms?

1 Answers   TCS, Wipro,

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What is the product of the irrational roots of the equation (2x-1)(2x-3)(2x-5)(2x-7)=9?

1 Answers  

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If Young?s double slit experiment is performed in water (a) the fringe width will decrease (b) the fringe width will increase (c) the fringe width remains unchanged (d) there will be no fringe.

3 Answers   Wipro,

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How can we find the direction of an nucleotide substitution, for example; C to T or T to C?

0 Answers  

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Will the plant able to produce electricity when the soil is dried up

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If the sum of n terms of two series of A.P are in the ratio 5n+4:9n+6 .find the ratio of their 13th terms

3 Answers   Deloitte, IIT, Wipro,

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what are databases used in bioinformatics?

1 Answers  

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what is the Reaction intermediate in Reimer-Tiemann?s reaction?

1 Answers  

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What is Far Western Screening ?

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what is the length of the exon and intron

3 Answers  

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How to find flanking region ?

0 Answers  

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what is QSAR (quantitative structure-activity relationship?

1 Answers  

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