Allted ang lespind the vatuShi20. cos 336 Stn2uo. cos3400004 – InterviewSolution

1.	Allted ang lespind the vatuShi20. cos 336 Stn2uo. cos3400004
Answer» sin120=sin(180-60)=sin60=√3/2cos330=cos(360-30)=cos30=√3/2sin240=sin(180+60)=-sin60=-√3/2cos(390)=cos(360+30)=cos30=√3/2henceanswer√3/2.√3/2-(-√3/2)(√3/2)3/4+3/4=6/4=3/2

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