Find the first negative termof the sequence 2000, 1995, 1990, 1985,……

Find the sum of first 14 terms of the sequence -3,3,9,15,…….

Which term of the sequence 2005,2000,1995,1990,1985,……. Is the first negative term

Find the first five terms of the sequence for which t_1=1, t_2=2 and t_(n+2)=t_n+t_(n+1)

Find the first 4 terms and the 20th term of the sequence whose S_(n) = (3)/(2) (3^(n)-1).

Let S be the sum of the first n terms of the arithmetic sequence 3, 7, 11, ...., and let T be the sum of the first n terms of the arithmetic sequence 8 , 10 , 12 ,.... For n gt 1 , S = T for

If t_(n)=(2n)/(n+1), find the first five terms of the sequence.

The sequence 9, 18, 27, 36, 45, 54,….. consists of successive mutiple of 9. This sequence is then altered by multiplying every other term by -1, starting with the first term, to prduce the new sequence -9, 18, -27,36,-45, 54,…….. If the sum of the first n terms of this new sequence is 180, determine n.

Find product in reaction sequence

Find the first four terms of the sequence defined by a_1=3\ a n d\ a_n=3a_(n-1)+2 , for all n >1.

Find the first four terms of the sequence defined by a_1=3\ a n d\ a_n=3a_(n-1)+2 , for all n .1.