Use the Cofunction Identities to Find an Angle θ That $\sin \left( 3 \theta - 17 ^ { \circ } \right) = \cos \left( \theta + 43 ^ { \circ } \right)$

Use the cofunction identities to find an angle θ that makes the statement true.
- $\sin \left( 3 \theta - 17 ^ { \circ } \right) = \cos \left( \theta + 43 ^ { \circ } \right)$

A) $\theta = 10 ^ { \circ }$
B) $\theta = 6 ^ { \circ }$
C) $\theta = 90 ^ { \circ }$
D) $\theta = 16 ^ { \circ }$

Correct Answer:

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