Use an Identity to Write the Expression as a Single $1 - 2 \sin ^ { 2 } x + \sin ^ { 4 } x$

question 258

Multiple Choice

Use an identity to write the expression as a single trigonometric function or as a single number.
- $1 - 2 \sin ^ { 2 } x + \sin ^ { 4 } x$

• A) \(\sin ^ { 2 } x\)
• B) \(\cos ^ { 4 } x\)
• C) \(\left( 1 - \sin ^ { 2 } x \right)\)
• D) \(\left( 1 + \tan ^ { 2 } x \right)\)

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