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  3. 2 points simplify the expression by using a double

2 Points Simplify the expression by using a Double Angle Formula or a Half Angle...

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2 Points Simplify the expression by using a Double Angle Formula or a Half Angle Formula a 2 sin 13 cos 13 b DETAILS 2 Points 2 sin 30 cos 30 Need Help Read It DETAILS Watch It Simplify the expression by using a Double Angle Formula or a Half Angle Formula

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