Use the Alternative Form of the Derivative to Find the Derivative

Multiple Choice

Use the alternative form of the derivative to find the derivative of the function $$f ( x ) = \frac { 3 } { x ^ { 2 } } \text { at } x = 2$$

A) $f ^ { t } ( 2 ) = \frac { 3 } { 4 }$
B) $f ^ { t } ( 2 ) = - \frac { 3 } { 4 }$
C) $f ^ { t } ( 2 ) = \frac { 3 } { 8 }$
D) $f ^ { t} ( 2 ) = - \frac { 3 } { 2 }$
E) $f ^ { t } ( 2 ) = - \frac { 9 } { 16 }$