What Is the Rate of Change Of $f ( t ) = \frac { 7 t - 4 } { t + 3 }$

Multiple Choice

What is the rate of change of $f ( t ) = \frac { 7 t - 4 } { t + 3 }$ with respect to t when t = 3?

A) $\frac { 25 } { 36 }$
B) $\frac { 19 } { 6 }$
C) 6
D) $\frac { 5 } { 3 }$