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共找到 2943 与s10-year-oldsoncameforavisitonehotJulyweekend 相关的结果,耗时5 ms
等比数列{an}的首项a1=-1,前n项和为Sn,若S10/S5=31/32,则S15/S10=?
其他
等差数列{an}的前n项和为Sn,已知S9<0,S11>0,那么下列结论正确的是()A.S9+S10<0B.S10+S11>0C.数列{an}是递增数列,且前9项的和最小D.数列{an}是递增数列,且前5项的和最小
其他
S10=P10+jQ10里的~s是什么意思跟S什么关系,还有就是后面的j怎么得出来的,做变电站设计用,S10=P10+jQ10公式里的数字是在右下角的
其他
lingo 哪错了model:sets:year/1..15/:bank,st,xz;endsets@for(year:bank(i)=100*(1+0.05)^i);@for(year:st(i)=50*@exp(i^0.5/6));@for(year:xz(i)=
英语
t(i)/((1+0.05)
阅读理解。1.Fromtheposter(海报),Whocangototheyouthclub?[]A.An8-year-oldboyB.An18-year-oldboyC.An18-year-oldgirlD.A16-year-oldgirl2.Ifyougothe
英语
An 18-year-ol
My mother bought a new bike last year.(用for one year代替last year改写句子)My mother()() a new bike for one year.
英语
同义句转化 1.The Whites married half a year ago.______ _______ half a year _____ the Whites marrie同义句转化1.The Whites married half a year ago
英语
______ _______
which is the first season of the year? which is the last season of the year? wwhich season comes after summer?which season comes befor
英语
fall?whst`s t
Miss li has been married____she will have a baby next yearMiss li has been married____she will have a baby next yearA.for a year ago B
英语
a year ago c.s
ask for help1,The number of registered participants in this year,s marathon was half A,that of last year,s B those of last year,s C of
英语
last year,s选哪个
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