计算:(tan45°+cot30°)\(cot45°—tan60°)
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计算:(tan45°+cot30°)\(cot45°—tan60°)
计算:(tan45°+cot30°)\(cot45°—tan60°)
计算:(tan45°+cot30°)\(cot45°—tan60°)
(1+√3)÷(1-√3)
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