已知、为实数，且满足求的值-九年级数学

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• 请你观察思考下列计算过程：因为112＝121，所以＝11；同样，因为1112＝12321，所以＝111；…由此猜想＝＿-九年级数学
• 计算的结果是（）A．2B．4C．8D．16-九年级数学
• 在实数范围内定义一种运算“＊”，其规则为a＊b＝a2－b2，根据这个规则，方程（x＋2）＊3＝0的解为-九年级数学
• Half an hour has been made full ______ of _____ the problem.A．using; studyingB．use; to studyC．to use
• 计算的结果是（）A．2B．±2C．-2D．4-九年级数学
• 计算：（本题每小题4分，满分8分）(1)求右式中x的值：4(x＋1＝64（2）-八年级数学
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• I’m not a teacher in this school．I _____ until a new teacher arrives．A．am just helping outB．could ju
• （2011?成都）4的平方根是（）A．±16B．16C．±2D．2-八年级数学
• I must be off now. My friends ________ outside.A．waitB．have waitedC．are waitingD．were waiting-高二英语
• The number of foreign students _________Chinese Universities_________ rising steadily since 1990.A．a
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• -八年级数学
• -八年级数学
• 估计与最接近的整数是（）A．4B．5C．6D．7-八年级数学
• --- Why haven’t you asked Lisa to come here?--- She was writing a paper when I found her and she ___
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• 0．64的平方根是_____，的算术平方根是____，的立方根是_____。-八年级数学
• 1、2、3、-八年级数学
• 下列计算中，不正确的是A．3＋2＝5B．()-2=4C．(π－3.14)0＝1D．(－x)3·(－x)2＝x5-九年级数学
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• _______ warmly for his work, he was too to fall asleep.A．Praising; excitedB．Praise; excitingC．Praise
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• 若的平方根为，则。-八年级数学
• 下列二次根式中，最简二次根式是A．2B．C．D．-九年级数学
• 化简▲．的平方根为▲-九年级数学
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• （本题满分为6分）化简：-九年级数学
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• —-Look at the timetable. Hurry up! Flight 4062 ______off at 18:20. — I will.A．takesB．tookC．will take
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• -九年级数学
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