an authorized user who has an overdue item is suspended from borrowing until the item is returned.
题目
an authorized user who has an overdue item is suspended from borrowing until the item is returned.
答案
注册用户有过期未还物品将会禁止借阅直到物品归还为止
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.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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