Evaluate $\\sin 4x + \\sin 2x$.
University of Ilorin MTH101 ester past question
- $2 \\sin 3x \\cos x$
- $2 \\sin 2x \\cos 2x$
- $2 \\sin x \\cos 3x$
- $2 \\sin 3x \\sin x$
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