2009-II-38 Posted on 16-06-202121-06-2023 By app.cch No Comments on 2009-II-38 Ans: C12343235≈10003333=(103)3333=109999≈1010 000 Same Topic: 2007-I-10 2007-II-12 2009-I-04 2009-II-15 2009, HKCEE, Paper 2 Tags:Estimations and Errors