Here is my answer. I hope this is helpful.
Just dot upward every week because she saves $5 till you hit $70 in 9 more weeks.!!

= -2 with a exponent six
Well Exponents mean that you multiply the number 6 times.
Soo..

= -2 x -2 x -2 x -2 x -2 x -2 = 64
So <span>
= 64 </span>
Good Luck! :)
The answer for that question is about 3 I think is this mathswatch
Functions can only have 1 value of 'x'.
Option A is not a function because it has two -5's
Option B is not a function because it has two -2's.
Option C is a function.
Option D is not a function because it has two 6's.