Free Version
Moderate

# Inverse Function, Sine, Tangent, Cosine, Arccosine

TRIG-8H5KNJ

Find an algebraic expression equivalent to the following:

$$\tan { \left( \cos ^{ -1 }{ \left( \cfrac { x }{ 3 } \right) } \right) }$$

A

$\cfrac { \sqrt { 9-{ x }^{ 2 } } }{ x }$

B

$\cfrac { 9-{ x }^{ 2 } }{ x }$

C

$\cfrac { \sqrt { 9-{ x }^{ 2 } } }{ 3 }$

D

$\cfrac { \sqrt { 3-{ x }^{ 2 } } }{ x }$