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- 1here _ you A.is a ticket of B.a ticket ie for C.is a ticket for D.has a ticker of 要详解
- 2All the pupils have read this storybook.There English teacher has read this storybook,too
- 3如图所示,已知R1=2欧,当AB两端间加上9.6伏的电压时,电压表V1的示数是4伏,V2的示数是8伏,则电阻R2的阻值是_______欧.
- 4已知3a的4次方b的5x次方与-5a的4次方b的-5(x-2)是同类项,求(-x)的2012次方的值
- 5设x y为实数,代数式5x^2+4y^2-8xy+2x+4的最小值为
- 6-2的2004次方加上-2的2005次方等于多少?
- 7墨子战胜公输班的策略是什么?
- 8The four women Enlish teachers 为什么不能用women's
- 9急求,好心人帮忙啊 已知函数f(x)=2根号3*sinxcosx+2cos^2-1(X属于R)
- 10请问随便7个数字组成不重复的4个数字能组成多少个如何计算