Ответ:
4sin60°-ctg(-60°)=4sin60°+ctg60°=4*√3/2+√3/3=2√3+√3/3=7√3/3
Объяснение:
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Ответ:
4sin60°-ctg(-60°)=4sin60°+ctg60°=4*√3/2+√3/3=2√3+√3/3=7√3/3
Объяснение: