Question

If An=2n-3 find common difference

Answer 1

Answer:

2

Step-by-step explanation:

The first term

An=2n+3

A(1)= 2(1)+3=5

The second term

An=2n+3

A(2)=2(2)+3=7

The common difference

A(2)-A(1)=7-5

=>a=2