your mastery of good table manners comes in handy.lt gives you the confidence of knowing that you ca
题目
your mastery of good table manners comes in handy.lt gives you the confidence of knowing that you can conduct yourself properly.after all,you are trying to have a conversation with your guest,not concentrating on which fork to use.Choosing the correct silverware from the variety in front of you is not as difficult as it may first appear.Always start with the knife,fork or spoon that is farthest from your plate and gradually work your way in.A simple rule to remember is that liquids are to the right and solids are to the left.求翻译
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.
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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