The Temperature in Degrees Fahrenheit Inside an Oven T Minutes $F ( t ) = \frac { 400 t + 70 } { t + 1 }$

Essay

The temperature in degrees Fahrenheit inside an oven t minutes after turning it on can be modeled with the function $F ( t ) = \frac { 400 t + 70 } { t + 1 }$ . Find $F ^ { \prime } ( 5 )$ and interpret what it tells us about the temperature. Round your answer to 2 decimal places.