Question

an=37, a1=-13 and d=5

Answer 1

And then ?

Answer 2

Find the n for the sequence

Answer 3

i guess you want tp know the value of n , in an arithmetic series?

Answer 4

Use the rule of arithmetic sequence :
\[a_n=a_1+(n-1)d\]

Answer 5

I just want a quick answer

Answer 6

You have every thing : a1, d and an
It is very simple

Answer 7

the idea of exercises is not to get a quick answer done by someone else, the idea is to actually do them, otherwise just don't do them at all