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The height h of a projectile is a function of the time t it is in the air. The height in meters for t seconds is given by the function (t)=
The height h of a projectile is a function of the time t it is in the air. The height in meters for t seconds is given by the function (t)= 9.8t^2+19.6t What is the domain of the function? What does the domain mean in the context of the problem?