Which of the following terms best describes the set of all points in a plane for which the difference between the distances of a given point to two fixed foci equals a certain constant?

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

Ataxi company charges $2.25 for the first mile and then $0.20 per mile for each additional mile, or f = $2.25 + $0.20(m - 1) where f is the fare and m is the number of miles. if juan's taxi fare was $6.05, how many miles did he travel in the taxi? if juan's taxi fare was 7.65, how many miles did he travel in taxi

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b