X, − 7,-6,-5,-4
y,21,17,13,9

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

Match the one-to-one functions with their inverse functions.