Which statement describes the mapping? y -1 1 0 2 3 - 37 The mapping represents y as a function of x, because each y-value corresponds to exactly one x-valu B The mapping does not represent y as a function of x, because two of the x-values correspond to the y-value. © The mapping represents y as a function of x, because each x-value corresponds to exactly one y-valu 1024

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%.