When Owen left his house in the morning, his cell phone battery was partially charged. Let BB represent the charge remaining in Owen's battery, as a percentage, tt hours since Owen left his house. A graph of BB is shown below. Write an equation for BB then state the xx-intercept of the graph and determine its interpretation in the context of the problem.

Identify one charcteristic of exponential growth

Which of the following exponential functions goes through the points (1, 6) and (2, 12)? f(x) = 3(2)x f(x) = 2(3)x f(x) = 3(2)−x f(x) = 2(3)−x

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