Many grandparents invest in the stock market for their grandchildren's college fund. Eighteen years ago, your grandparent jumpin
g for joy purchased $1000 worth of Apple stocks as soon as your were born. Ten years ago, they purchased $500 worth of Google stocks. Five years ago, they purchased $250 worth of Microsoft stocks. The stock will be used to help pay for your college education. If the stocks appreciate at an average annual rate of 12.25%, what would the current value of your college fund be? What if the average annual rate is 13.25%? This is a math problem so you know you can write a rule to represent this problem so you can quickly answer the question. How would you write a function that models the value of the college fund for any rate of return? Write a function in one variable that models the value of the college fund?
Classify the polynomial function?
What are the end behavior of the function? Does the right end of the function make sense for this problem?
Use the function to determine the current value of the college fund for an average annual rate of 12.25%?
Use the function to determine the current value of the college fund for an average annual rate of 13.25%?
