16sin120°*cos150°=16*sin(180°-60°)*cos(180°-30°)=16*sin60°*(-cos30°)=16*(√3/2)*(-√3/2)=16*(-3/4)=-(4*3)=-12
Ответ: -12
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16sin120°*cos150°=16*sin(180°-60°)*cos(180°-30°)=16*sin60°*(-cos30°)=16*(√3/2)*(-√3/2)=16*(-3/4)=-(4*3)=-12
Ответ: -12