Question

first five terms of the sequence given an= (2a+1)​

Answer 1

Answer:

An=2n+1

A1=2(1)+1=2+1=3

A2=2(2)+1=4+1=5

A3=2(3)+1=6+1=7

A4=2(4)+1=8+1=9

A5=2(5)+1=10+1=11

Answer 2

refer to the attachment