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Mathematics 13 Online
OpenStudy (anonymous):

if sin5x + sin 3x +sin x = 0 then the value of x in the interval 0

OpenStudy (anonymous):

\[\sin5x + \sin 3x+ \sin x = 0\]

OpenStudy (anonymous):

sorry for the mistake plzz look my question now

OpenStudy (experimentx):

sin 5x + sin 3x = 2 sin 4x cos x = 8 sin x cos x cos 2x sin 3x + sin 5x + sin x = sin x ( 8 cos x cos 2x) = 0

OpenStudy (anonymous):

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