Question

find the 10th term and nth term of the following
sequences.
a. -5,-1,3,7,……​

Answer 1

Answer:

x[n] = 2*x[n-2] - x[n-1], x[1] = -1, x[2] = 5.

Maybe it’s possible to get rid of the recursion but I haven’t tried much.

Answer 2

Answer:

I think 26 is the last term of the question