题目
he want into his room _________ the light and began to worka has turned on b turned offc turned on
he want into his room _________ the light and began to work
a has turned on b turned off
c turned on d has turned off
he want into his room _________ the light and began to work
a has turned on b turned off
c turned on d has turned off
提问时间:2020-10-21
答案
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
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