PYTHON Language

Function 7: Investment Calculator

Write a function investment(PMT, n, i) that calculates your customer's savings at some point in the future, if:

> an amount is invested at the END of every year, starting with amount of PMT at the end of this year,

> at an interest rate of i% per year, compounded annually,

> the investment amount doubles every second year (cumulatively).

IMPORTANT: Your function may not call any of the other functions you've defined in this project. or impoer any packages

 # YOUR CODE HERE return round(investment_balance, 2) ### END FUNCTION 7 

IMPORTANT: Your function needs to return an float value correctly rounded to 2 decimal places.

If your answer is not rounded correctly to 2 decimal places, you will receive 0 for the question.

Make sure that the following tests all give a True result:

investment(15000, 30, 0.1045) == 1954935238.47

investment(10000, 40, 0.1045) == 41728281751.16