people live in different kinds houses in the world.Usually,each house has i-- own livingroom...
题目
people live in different kinds houses in the world.Usually,each house has i-- own livingroom...
i---- 处怎么填?
答案
its
通常每个房子都有他自己的客厅
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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