Use Identities to Write Each Expression as a Function of $$\cos \left( \theta + 270 ^ { \circ } \right)$$

question 203

Multiple Choice

Use identities to write each expression as a function of .
- $$\cos \left( \theta + 270 ^ { \circ } \right)$$

• A) \(\cos \theta\)
• B) \(- \sin \theta\)
• C) \(- \cos \theta\)
• D) \(\sin \theta\)

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