Minerva starts a savings account with $50. the interest on the account balance is compounded annually. the graph below shows the account balance in terms of x, the number of years since the account was opened. after 12 years, minerva's account balance should be about $100, assuming that she does not add or withdraw any money from the account. true false cannot be determined from the information given.

The federal reserve controls certain interest rates in the united states. investors often try to speculate as to whether the federal reserve will raise or lower rates and by how much. suppose a company conducts extensive interviews with financial analysts, and as a result, predicts that "thefed" will increase rates by an average of 0.25 percentage points every six months for the forseeable future. which type of equation could be used to model the predicted interest rates over the next several years, assuming no other significant changes? a) a linear equation b) a quadratic equation c) a polynomial equation d) an exponential equation