解答下列問題。3+32+33+34…+32013的末位數(shù)字是( )。根據(jù)數(shù)字規(guī)律得出3+32+33+34…+32013的末位數(shù)字相當(dāng)于。3+7+9+1+…+3進而得出末尾數(shù)字.。解答。∴3+32+33+34…+32013的末位數(shù)字相當(dāng)于。3+7+9+1+…+3的末尾數(shù)為3。此題主要考查了數(shù)字變化規(guī)律。3。
規(guī)律探索Tag內(nèi)容描述:
1、規(guī)律探索一選擇題1(2013泰安,20,3分)觀察下列等式:313,329,3327,3481,35243,36729,372187解答下列問題:332333432013的末位數(shù)字是()A0 B1 C3 D7考點:尾數(shù)特征分析:根據(jù)數(shù)字規(guī)律得出332333432013的末位數(shù)字相當(dāng)于:37913進而得出末尾數(shù)字解答:解:313,329,3327,3481,35243,36729,372187末尾數(shù),每4個一循環(huán),201345031,332333432013的末位數(shù)字相當(dāng)于:37913的末尾數(shù)為3,點評:此題主要考查了數(shù)字變化規(guī)律,根據(jù)已知得出數(shù)字變化規(guī)律是解題關(guān)鍵2.(2013四川綿陽,12,3分)把所有正奇數(shù)從小到大排列,并按如下規(guī)律。