(2006)曲面z=1-x2-y2在点 https://assets.asklib.com/psource/201511031542116319.png 处的切平面方程是:()

A .https://assets.asklib.com/psource/2015110315421942037.png B .https://assets.asklib.com/psource/2015110315422529820.png C .https://assets.asklib.com/psource/2015110315422933663.png D .https://assets.asklib.com/psource/201511031542321565.png

时间:2022-10-08 15:58:13 所属题库:第一章高等数学题库

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