Find Y
- $$y = \frac { 1 } { 4 } \tan ( 10 x - 4 )$$

Find y .
- $$y = \frac { 1 } { 4 } \tan ( 10 x - 4 )$$

A) $\frac { 1 } { 2 } \sec ^ { 2 } ( 10 x - 4 ) \tan ( 10 x - 4 )$
B) $\frac { 1 } { 2 } \sec ( 10 x - 4 )$
C) $\frac { 5 } { 2 } \sec ^ { 2 } ( 10 x - 4 )$
D) $50 \sec ^ { 2 } ( 10 x - 4 ) \tan ( 10 x - 4 )$