When Quinn got home, he turned the air conditioner on. T(t)T(t)T, left parenthesis, t, right parenthesis models the temperature in Quinn's home (in degrees Celsius) after ttt minutes. T(t)=42-0.7tT(t)=42?0.7tT, left parenthesis, t, right parenthesis, equals, 42, minus, 0, point, 7, t How fast did the temperature drop?