Question

Solve for n

An = a1r^n-1

Please help me!!!

Answer 1

I don't know what the 1 is at a1r^n

Answer 2

Can you use the equation button?

Answer 3

It doesn't give me a1.
You just solve for n but I don't know how

Answer 4

\[An = a _{1}r ^{n}-1\]

Is that the equation?

Answer 5

No it's an= a1r^n-1
The n-1 is the exponent of r

Answer 6

Oh, okay. One second.

Answer 7

Ok

Answer 8

I still don't know what a1 is. :3

Answer 9

Is it saying that a1 is different than A?

Answer 10

This is an example