Question: Use the half-angle formulas to simplify the expression. 1 cos 10x 2 sin (5x) Solve the equation. (Find all solutions of the equation in

Use the half-angle formulas to simplify the expression. 1 cos 10x 2 sin (5x) Solve the equation. (Find all solutions of the equation in the interval [0, 2). Enter your answers as a comma-separated list.) 3 sin(4x)=-6 sin(2x) x = Need Help? Read It

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