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Mathematics 13 Online
OpenStudy (anonymous):

Sin2x=-1/2????

OpenStudy (anonymous):

@Abhisar @arabpride @cwrw238 @cj49 @Nnesha @rational

OpenStudy (anonymous):

@PRAETORIAN.10 @GoldenEagle

OpenStudy (cj49):

sin2x = 1/2 sin 30 = 1/2 sin2x = sin 30 2x = 30 x = 15

OpenStudy (anonymous):

incorrect. i got d ans. danke.

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