What is the explicit formula for this sequence -5, -3,-1,1,3...

Question

asked Sep 18, 2019 212k views

1 Answer

TarmoPikaro · Answer 1 · 2019-09-22T20:56:53+0000

These numbers are increasing by 2 for each n.

The explicit formula for a sequence should read:

an = a1 + d(n – 1)

If d=2, the explicit formula would read:

an = a1 + 2(n – 1)