They had failed to locate the ship they had been sent to look for.翻译.
题目
They had failed to locate the ship they had been sent to look for.翻译.
答案
他们没有成功的定位要找的那条船的位置
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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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