1- Find a simplified formula for the difference quotientf(x+h)-f(x) / h.

f(x)=x²+7x

f(x+h)-f(x) / h= ( )

2- Calculate the amount of money in a bank account if$1300is deposited for18 years at the following interest rates.

( a )- 5% continuously per year Round your answer to two decimal places ( )

3- A bank account pays6% annual interest. As the number of compounding periods increases, the effective interest rate earned also rises.

(a)Find the annual interest rate earned by the account if the interest is compounded as specified.

Round your answers to two decimal places.

(i) Quarterly ( ) %

(ii) Monthly ( ) %

(iii) Weekly ( )%

(iv) Daily( ) %

(b)Evaluatee^0.06

Round your answer to four decimal places. ( )