Perform the Indicated Operations A) $\frac { 39 r - 37 s } { ( 2 r + s ) ( r - 4 s ) ( 6 r - s ) }$

Multiple Choice

Perform the indicated operations.
- $$\frac { 7 } { 2 r ^ { 2 } - 7 r s - 4 s ^ { 2 } } - \frac { 6 } { 6 r ^ { 2 } - 25 r s + 4 s ^ { 2 } } + \frac { 9 } { 12 r ^ { 2 } + 4 r s - s ^ { 2 } }$$

A) $\frac { 39 r - 37 s } { ( 2 r + s ) ( r - 4 s ) ( 6 r - s ) }$

B) $\frac { 63 r - 37 s } { ( 2 r + s ) ( r - 4 s ) ( 6 r - s ) }$

C) $\frac { 63 r - 49 s } { ( 2 r + s ) ( r - 4 s ) ( 6 r - s ) }$

D) $\frac { 39 r - 49 s } { ( 2 r + s ) ( r - 4 s ) ( 6 r - s ) }$