An Environmental Study of a Certain Suburban Community Suggests That $Q ( t ) = 0.07 t ^ { 2 } + 0.6 t + 2.8$

True/False

An environmental study of a certain suburban community suggests that t years from now the average level of carbon monoxide in the air will be $Q ( t ) = 0.07 t ^ { 2 } + 0.6 t + 2.8$ parts per million (ppm). The rate that the carbon monoxide level will change with respect to time 3 years from now will be 0.42 ppm/yr.