4. a) Using the 5.6% compounded monthly interest rate from above, determine the monthly payment of a 30 year mortgage of $620 000. You are welcome to use the adjust interest rate with the formula or the provided mortgage rate calculator from the lesson. Please include a snapshot of the excel calculator if you choose this method as part of your solution. b) What is the total amount paid over 30 years? How much of that is interest? Eed (d ples in each list.1. Evaluate the following. (The fractions are meant to be exponents) a) V32 b) 643 aron s arivup 2. Simplify the following expressions. a) x6 (x8) (x) b) *5 y4 c) (3x4) 3 xy2 3. Darrell spoke with a financial advisor and learns he can afford to make monthly payments of $500 for the next 5 years in order to start a business. At this point in time, he is able to borrow an amount with an interest of 3.8% compounded monthly. a) What amount of loan is Darrell able to borrow from the bank? b) How much interest will he end up paying over the 5 years