Yet most users report they spend about same amount of time t
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Yet most users report they spend about same amount of time they always have in other activities such as the evening meal and playing sports
这道题 是have in other activities 中in有问题,但不知为什么?请童鞋们帮帮忙这道题
这道题 是have in other activities 中in有问题,但不知为什么?请童鞋们帮帮忙这道题
这个函数是开口向上的二次函数
所以最大值只可能在区间两端取得
又对称轴xo=-a/2
当xo 离区间左端较近时 即 -1<a<0
当x=1时 有最大值……
当xo离区间右端点较近时 即 a<=-1
当x=0时 有最大值……
分别代入就可以了 注意a<0
所以最大值只可能在区间两端取得
又对称轴xo=-a/2
当xo 离区间左端较近时 即 -1<a<0
当x=1时 有最大值……
当xo离区间右端点较近时 即 a<=-1
当x=0时 有最大值……
分别代入就可以了 注意a<0
Yet most users report they spend about same amount of time t
英语翻译Same amount of time the same location.The only thing is
spend an absurd amount time of time online这个词组什么意思
英语翻译happening every time with the same amount of time in bet
请问一下这个问题!You should spend a resonable amount of time relaxin
At the same time,we shouldn't () paper about.
Don't spend a lot of time on
英语猜词根据英文解释写出适当形式1.w_____(the amount of time that you spend w
英语翻译An administrator is concerned about the amount of time i
Many of them spend most of their spare time( )their children
英语翻译87.they didn't resolved yet(他们至今还没有答案)88.What most paren
they have an e( ) amount of time,too much to know what to do