Question

http://prntscr.com/d650u7

Answer 1

Now I have to do 5 why am I so stupid @kittiwitti1

Answer 2

Wait... is this Khan Academy?? xD

Answer 3

Yeah x.x

Answer 4

Thought I recognized it haha

okay so here nth term is 3, so \(n=3\)\[a(3)=-5\left(\frac{1}{2}\right)^{3-1}=-5\left(\frac{1}{2}\right)^{2}=-5\left(\frac{1}{2}\times\frac{1}{2}\right)=-5\left(\frac{1}{4}\right)=?\]

Answer 5

-1 1/4

Answer 6

👏👏👏👏👏

Answer 7

Ty 4 more!

Answer 8

I have to study chemistry :-(
@/triciaal is good at math though