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Math 1420 Homework 10 Name: Directions: Show all work for complete credit. The questions are also in your textbook. This test is work a total of 10 points towards your final grade. Section 4.1 1. Problem 54: Use the compound interest formulas: A = P (1 + 1r )nt and A = P ert to solve. Find the accumulated value of an investmentof $5000 for10 years at an interest rate of 6.4 % if the money is: (a) compounded semiannually (b) coumpouned quarterly (c) coumpounded monthly (d) compouned continuously 2. Problem 56: Suppose that you have $6,000 to invest. Which investment yields the greater return over 4 years: 8.25% coumpounded quarterly or 8.3% comoounded seminannually? Section 4.2 3. Problem 4: Write the equivalent equation in exponential form. 2 = log9 x 4. Problem 8: Write the equivalent equation in exponential form. log5 125 = y 5. Problem 22: Evaluate the expression without using a calculator. Show work. log7 49