Question

Answer please! As fast as you can

Answer 1

Is this a multiple choices question? if it is then the answers are 1,2 and 4.

Answer 2

Step-by-step explanation:

2n-1 is the correct answer

2×1-1=2-1=1

2×2-1=4-1=3

2×3-1=6-1=5

2×4-1=8-1=7

2×5-1=10-1=9

I think u Understand the answer.