Given the scatter plot, choose the function that best fits the data. scatter plot with data points that form an upward curve staring at the origin and continuing to the right

f(x) = 2x
f(x) = 2x
f(x) = −2x
f(x) = 2x2

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex

What is the inverse of the function f(x) = 2x + 1?

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%.