Question 7 for her daughter. She plans at the end of the 18th Jennifer establishes an investment account to pay for college expenses to invest X at the beginning of each month for the next 21 years. Begn21st year year, she will withdraw 20,000 annually. exhaust the account. She anticipates earning an annual effective The final withdrawal at the end of the 21st year will yield of 8% on the investment. Calculate X