Question

1
3
7
13
21
Find an expression, in terms of n, for the nth term of this quadratic sequence.​

Answer 1

Answer:

2n-1

Step-by-step explanation:

n can be any number..

if n=1

2(1) -1 =1

if n=2

2(2)-1 =3

if n=4

2(4)-1= 7

and so on....

:)