Asked by Es

What is 3^-2 (it is 3 to the -2 squared)

I thought the answer was 1/9
and my friend thought it is .1 repeated
.1 with the line over it

can you tell us which one of us is correct?
Thank you
Answered by Reiny
You are both correct since

.1111.... = 1/9

(do 1รท9 on your calculator)
There are no AI answers yet. The ability to request AI answers is coming soon!