Mathematics
Junior High
Resolved
求解 謝謝
馬牌彈蓋型保溫杯採用高科技真空構造,保
溫更加分,若將高於常溫的水放入此牌保溫
杯中,杯內水溫與經過時間會成線型關係,
直到水溫降至常溫為止。今阿昌將100°C的
沸水放入此牌保溫杯中,拴緊杯蓋經過5小
時,杯內水溫還有85°C,求經過8小時,杯
內水溫還有幾°C?
貸出
程中纜車的海拔
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不曉得它問得是「再經八小時」還是「從100°C開始算起經8小時」,我的算法是後者