Use an Inverse Trigonometric Function to Write θ as a Function

question 42

Multiple Choice

Use an inverse trigonometric function to write θ as a function of x.​ ​ $\begin{array} { l } a = x ^ { 2 } - 16 \\b = x - 4\end{array}$ ​

• A) \(\theta = \arcsin \frac { 1 } { x + 4 } , x \neq 4\)
• B) \(\theta = \arctan \frac { 1 } { x - 4 } , x \neq 4\)
• C) \(\theta = \arctan \frac { 1 } { x + 4 } , x \neq 4\)
• D) \(\theta = \arccos \frac { 1 } { x + 4 } , x \neq 4\)
• E) \(\theta = \operatorname { arccot } \frac { 1 } { x + 4 } , x \neq 4\)

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