由函数y=2<sup>-x</sup>的图形(图2-1)考查极限,

由函数y=2<sup>-x</sup>的图形(图2-1)考查极限<img src='https://img2.soutiyun.com/ask/2021-01-18/97982637968783.png' />,<img src='https://img2.soutiyun.com/ask/2021-01-18/97982639104348.png' /> <img src='https://img2.soutiyun.com/ask/2021-01-18/979826418089026.png' />

时间:2024-04-03 14:26:55

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