Provide an appropriate response.
-Which of the following items is undefined and why?
$$\tan ^ { - 1 } 4 \text { or } \cos ^ { - 1 } 4$$

Name: Provide an appropriate response. -Which of the following items is undefined and why? \[\tan ^ { - 1 } 4 \text { or } \cos ^ { - 1 } 4\]
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The Answer of Provide an appropriate response.
-Which of the following items is undefined and why?
$$\tan ^ { - 1 } 4 \text { or } \cos ^ { - 1 } 4$$

Provide an Appropriate Response tan⁡−14 or cos⁡−14\tan ^ { - 1 } 4 \text { or } \cos ^ { - 1 } 4tan−14 or cos−14

Provide an Appropriate Response $\tan ^ { - 1 } 4 \text { or } \cos ^ { - 1 } 4$