Question

this

Answer 1

link

Answer 2

Any ideas?

Answer 3

well i think its D

Answer 4

Why?

Answer 5

because its a difference between the 2 and the n is a square root so it should'nt just be turned into a regular letter nd it also subtracts from 1 so thts y i think it D

Answer 6

to**

Answer 7

um wht

Answer 8

That is the question, right?

Answer 9

$$\huge ar^{n-1}$$

Answer 10

ya

Answer 11

We need to "interpret" this expression.