Use a Double-Angle Formula to Rewrite the Expression

question 35

Multiple Choice

Use a double-angle formula to rewrite the expression. ​
3 - 6 sin² x
​

• A)6 cos x
• B)​3 sin 2x
• C)​3 sin x
• D)​3 cos 2x
• E)​6 cos 2x

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