For the answer to the question above, the answer is simple, and it is -1 (because even powers of an imaginary number or i will always give a -1).I hope my answer helped you with your problem. Have a nice day!
Answer:

Step-by-step explanation:
Given: Maria spent $2388 for natural gas, last year.
Maria chooses to use balance billing process to pay this year´s gas bill.
Balance billing is a billing practice, where provider bill you the difference between total cost and allowed amount. It can be paid partially or monthly. It generally in practice for medical billing as healthcare bill are generated for difference between total cost and amount which is paid through insurance.
Now, lets find out monthly bill paid by Maria.
We know there are 12 months in a year.
∴ Monthly payment= 
∴Maria will pay $199 monthly as her gas bill this year.
The answer would be 10.81665383 so the nearest whole number would be 11
Given that the order of selection does not matter, it is the combination of 45 persons taken of 3.
This is (45!) / [(45-3)! * 3! ] = 45*47*46 / (3*2) = 16,215.
Answer: 16,215 different 3 person teams