判断句子正误,错误的改正
题目
判断句子正误,错误的改正
Let's make a snowman together.( )
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I am getting ready to school now.( )
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答案
Let's make a snowman together.(T )
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I am getting ready to school now.(F )
I am getting ready for school now
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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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