Question

Find tn for the AP
3, 8, 13, 18​

Answer 1

Step-by-step explanation:

Here, First term a=3 and common difference d=5

Now,

t

n

=a+(n−1)d

⇒t

n

=3+(n−1)×5

⇒t

n

=3+5n−5

⇒t

n

=5n−2