Write the Following Expression in Algebraic Form $\tan \left( \operatorname { arcsec } \left( \frac { x } { 8 } \right) \right)$

Multiple Choice

Write the following expression in algebraic form. $\tan \left( \operatorname { arcsec } \left( \frac { x } { 8 } \right) \right)$

A) $x ^ { 2 } - 64$
B) $\frac { \sqrt { x ^ { 2 } - 64 } } { 8 }$
C) $1 + 64 x ^ { 2 }$
D) $\sqrt { x ^ { 2 } - 8 }$
E) $1 + 8 x ^ { 2 }$