Use an Inverse Trigonometric Function to Write θ as a Function

Multiple Choice

Use an inverse trigonometric function to write θ as a function of x.​ ​ a = x + 5
B = 10
​

A) $$\theta = \arccos \frac { x + 5 } { 10 }$$
B) $$\theta = \arctan \frac { x + 5 } { 10 }$$
C) $\theta = \arctan \frac { 10 } { x + 5 }$
D) $\theta = \operatorname { arccot } \frac { x + 5 } { 10 }$
E) $\theta = \arcsin \frac { x + 5 } { 10 }$