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Write the Function in Terms of Its Cofunction cos⁡67.8∘\cos 67.8 ^ { \circ }

Question 3

Multiple Choice

Write the function in terms of its cofunction. Assume that any angle in which an unknown appears is an acute angle.
- cos⁡67.8∘\cos 67.8 ^ { \circ }


A) sin⁡22.2∘\sin 22.2 ^ { \circ }
B) cos⁡112.2∘\cos 112.2 ^ { \circ }
C) sec⁡112.2∘\sec 112.2 ^ { \circ }
D) sin⁡67.8∘\sin 67.8 ^ { \circ }

Correct Answer:

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