Raffle tickets are being sold for a fundraiser. the function a(n) relates the amount of money raised to the number of tickets sold, n.

it takes as input the number of tickets sold and returns as output the amount of money raised.

a(n) = 3n - 25

which equation represents the inverse function n(a), which takes the money raised as input and returns the number of tickets sold as output?

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