Show that if is an integer multiple of 7, then sin(2x) = 2 sin(x). Hint: Graph the equations y = sin(2x) and y = 2-sin(x) on

Question

Show that if is an integer multiple of 7, then sin(2x) = 2 sin(x).
Hint:
Graph the equations y = sin(2x) and y = 2-sin(x) on graphing paper or use Desmos calculator
Where are the two equations equal?
Use the Desmos calculator below to graph the equations.

Kunduz · Accepted Answer

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