(Please help) What is the inverse of the function f(x)=x+3? H(x)= 1/3x + 3

H(x)= 1/3x -3

H(x)= x - 3

H(x)= x + 3

Which account has the highest effective annual interest rate? not necessary but show how you got your answer. a. account 1: interest is compounded quarterly at an annual rate of 4.20%.b. account 2: interest is compounded monthly at an annual rate of 4.15%.c. account 3: interest is compounded semiannually at an annual rate of 4.10%d. account 4: interest is compounded annually at a rate of 4.25%.