It Is Estimated That T Years from Now, the Population $p ( t ) = 20 - \frac { 2 } { 4 t + 3 }$

Short Answer

It is estimated that t years from now, the population of a certain suburban community will be $p ( t ) = 20 - \frac { 2 } { 4 t + 3 }$ thousand people. At what rate will the population be growing 3 years from now?