题目内容
设曲线y=在点(3,2)处的切线与直线ax+y+1=0垂直,则a=
2
-
-2
设曲线y=在点(3,2)处的切线与直线ax+y+1=0垂直,则a=________
设曲线y=在点(3,2)处的切线与直线ax+y+3=0垂直,则a=
A.2
B.-2
C.-
D.