Write the Given Expression as an Algebraic Expression $0$ B) $2 x \sqrt { 1 - x ^ { 2 } }$

Multiple Choice

Write the given expression as an algebraic expression. cos(arccos x - arcsin x)

A) $0$
B) $2 x \sqrt { 1 - x ^ { 2 } }$
C) $\frac { \left( x \sqrt { 1 - x ^ { 2 } } - x \right) \left( \sqrt { x ^ { 2 } + 1 } \right) } { x ^ { 2 } + 1 }$
D) 1
E) $\frac { \left( x \sqrt { 1 - x ^ { 2 } } + x \right) \left( \sqrt { x ^ { 2 } + 1 } \right) } { x ^ { 2 } + 1 }$