Question 11 15 Points Write a Python 3 function which accepts three arguments $P, n$ and i which calculates additional return $R$ from an investment using compound interest. The interest rate i will be optional with default value $10 %$. This function will return $R$. The compound interest formula is given as: $R=P(1+i)^{n}-P$ where $R$ is the return, $P$ is the principal, i is the interest rate per period, and $n$ is the number of periods. cs.vs. 1002||