曲面在点(2,3,2)处的切平面方程是(  )。A.12X+3Y+3Z-37=0

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问题 曲面在点(2,3,2)处的切平面方程是(  )。A.12X+3Y+3Z-37=0B.12X+3Y+3Z-39=0C.12X+2Y+2Z-34=0D.12X+2Y+3Z-36=0

选项 A.12X+3Y+3Z-37=0
B.12X+3Y+3Z-39=0
C.12X+2Y+2Z-34=0
D.12X+2Y+3Z-36=0

答案 D

解析
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