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Write the Function in Terms of Its Cofunction $\tan 13 ^ { \circ }$

Question 220

Multiple Choice

Write the function in terms of its cofunction. Assume that any angle in which an unknown appears is an acute angle.
- $\tan 13 ^ { \circ }$

A) $\tan 103 ^ { \circ }$
B) $\cot 167 ^ { \circ }$
C) $\cot 77 ^ { \circ }$
D) $\cot 13 ^ { \circ }$

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