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The n^(th) term of the sequence 0,2,6,12...

The `n^(th)` term of the sequence `0,2,6,12,20,`….. Can be expressed as …..

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The correct Answer is:
`n(n-1)`
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PREMIERS PUBLISHERS-NUMBERS AND SEQUENCES-PROGRESS CHECK
  1. Fill in the blanks for the following sequences 1000,100,10,1,…..,……

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  2. A sequence is a function defined on the set of.

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  3. The n^(th) term of the sequence 0,2,6,12,20,….. Can be expressed as …....

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  4. Say True or False All sequences are functions .

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  5. Say True or False All functions are sequences.

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  6. The difference between any two consecutive terms of an A.P. is ….

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  7. If a and d are the first term and common difference of an A.P. then th...

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  8. If t(n)" is the " n^(th) term of an A.P., then t(2n) - t(n) is …..

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  9. The common difference of a constant A.P. is ……

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  10. If a and l are first and last terms of an A.P. then the number of term...

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  11. If every term of an A.P. is multiplied by 3, then the common differenc...

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  12. Three numbers a, b and c will be in A.P. if and only if .

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  13. The sum of terms of a sequence is called ……

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  14. A series have finite number of terms then it is called ……

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  15. A series whose terms are in …… is called Arithmetic series.

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  16. If the first and last terms of an A.P. are given, then the formula to ...

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  17. A G.P. is obtained by multiplying ……… to the preceding term.

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  18. The ratio between any two consecutive terms of the G.P. is …… and it i...

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  19. Fill in the blanks, if the term are in G.P. (1)/(8), (3)/(4), (9)/(2),...

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  20. Fill in the blanks if the following are in G.P. 7, 7/2,……

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