Visi drošības un kas netiek uzskatīti par drošības atjauninājumu Windows RT 8,1 8,1 Windows un Windows Server 2012 R2 nepieciešama2919355atjauninājumu instalēšanai. Ieteicams i...
3118750 známy problém aktualizácie 3098779 a 3097997 pre rozhranie .NET Framework 4.5.1 4.5.2 Windows 8.1, Windows RT 8.1 a Windows Server 2012 R2 Ako získať a nainštalovať túto akt...
两边乘1/R1得1/R*R1=1/R2所以R2=1除以1/R*R1 =R*R1回答完毕,拿分走人.追问是1/R=1/R2 + 1/R1,不是除啊回答sorry,看错了谢谢采纳正确答案:两边同乘以RR1R2得R1R2=RR1+RR2移项得R1R2-RR2=RR1整理得(R1-R)R2=RR1系数化为一得R2=RR1/R1-R 解析看不懂?免费查看同类题视频解析查看解答...
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两边乘1/R1得1/R*R1=1/R2所以R2=1除以1/R*R1 =R*R1回答完毕,拿分走人.追问是1/R=1/R2 + 1/R1,不是除啊回答sorry,看错了谢谢采纳正确答案:两边同乘以RR1R2得R1R2=RR1+RR2移项得R1R2-RR2=RR1整理得(R1-R)R2=RR1系数化为一得R2=RR1/R1-R 解析看不懂?免费查看同类题视频解析查看解答...