Which of the following is not an advantage of using credit cards?
a. keeps you from having to carry cash or checks
b. makes it easier to carry a low interest balance
c. no interest charges accrue if balance is paid in full every cycle
d. none of the above

The quadratic function h(t) = -16.1t^2 + 150 models a balls height, in feet, over time, in seconds, after its dropped from a 15 story building. from what height in feet was the ball dropped?

Which expression is not a polynomial?

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?