Question

How do you write a formula for an, the n th term for the given sequence: 3, 5, 7, 9, …?

Answer 1

an=a+(n-1)d this is the formula

Answer 2

Answer:

Step-by-step explanation:

Let the nth term be tn.

First term of AP is 3

Common difference is 2.

Thus tn= a+(n-1)d

Thus tn= 3+(n-1)2.