sparknotes
Functions, Limits, and Continuity
Problems
Problem : Could the following be the graph of a function f (x) ?
Problem : Find a linear function that passes through the points (1, 3) and (- 2, - 3)
Problem : Use a power function to solve the following problem. A mathematician named George mows lawns all summer and manages to save up 3, 000 dollars. George decides to invest his earnings in an account that pays an annual interest rate of 7 percent. How much money will George have in his account after 5 years (assuming he does not make any further deposits)?




(x - 1) + 3 = 2x + 1
4207.66


