sin 60° cos 30° - cos 60° sin 60°
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Sin60Cos,30-Cos60Sin30=(√3/2)(√3/2)-(1/2)(√3/2)=3/4-√3/4=3-√3/4.
if your question is wrong
SinACosB-CosASinB=Sin(A-B)
Sin60Cos,30-Cos60Sin30
=Sin(60-30)=Sin30=1/2
if your question is wrong
SinACosB-CosASinB=Sin(A-B)
Sin60Cos,30-Cos60Sin30
=Sin(60-30)=Sin30=1/2
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