She might've put 1.232*4 ml of pepper sauce instead of 1.232*3 ml of pepper sauce
So say you have just 49 raised to the 1/2, that is equivocal to the square root of 49, which is 7. Instead, you have 49 raised to the negative half power, so all you need to do is move that term to the denominator of its fraction. You now have 1/49^(1/2) which turns out to be 1/7
It means that everything the business took in was $419.18 less than everything it spent to be in business during the same period of time.
It doesn't tell you what either of those amounts was. Just the difference between them.
Plug 3 in for the exponent
2^3=8