There was a beautiful japanese garden. within the garden, there is a pond. since the beginning of summer, lilies have started to cover more and more of it with every passing day. in fact, the quantity of lilies doubles every day. by day 58, the entire pond will be covered. how many days will it take the lilies to cover half the pond?

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