Find the first four terms of the sequenc...

Find the first four terms of the sequences whose nth terms are given by
`a_(n)=(-1)^(n-1)n(n+1)`

Verified by Experts

The correct Answer is:

`2, -6, 12, -20`

NUMBER AND SEQUENCES
SURA PUBLICATION|Exercise EXECRISE 2.5|21 Videos
NUMBER AND SEQUENCES
SURA PUBLICATION|Exercise EXECRISE 2.6|16 Videos
NUMBER AND SEQUENCES
SURA PUBLICATION|Exercise EXECRISE 2.3|14 Videos
MENSURATION
SURA PUBLICATION|Exercise Unit Test (Section -C)|2 Videos
ONE MARK QUESTIONS SET
SURA PUBLICATION|Exercise Multiple Choice Question|250 Videos

Similar Questions

Explore conceptually related problems

Find the first four terms of the sequences whose nth terms are given by a_(n)=n^(3)-2

Find the first four terms of the sequences whose nth terms are given by a_(n)=2n^(2)-6

Find the first four terms of the sequences whose n^(th) terms are given by a_(n) = (-1)^(n+1) n (n + 1)

Write the first 6 terms of the sequence whose n^(th) term is given by t_(n)=(3n-2)/(3^(n-1))

Find the indicated terms of the sequences whose nth terms are given by a_(n)=(5n)/(n+2), a_(6) and a_(13)

Find the indicated terms of the sequences whose nth terms are given by a_(n)=-(n^(2)-4), a_(4) and a_(11)

Write the first five terms of each of the sequences whose n^(th) terms are: a_(n) =(-1)^(n-1) 5^(n+1)