Find the Average Value of the Function $f ( x ) = \frac { 2 x } { 2 x + 3 }$

Multiple Choice

Find the average value of the function $f ( x ) = \frac { 2 x } { 2 x + 3 }$ over the interval [2, 6]. Round your answer to two decimal places.

A) 0.71
B) 2.86
C) 1.29
D) 1.71