TNG QUAN CC HM TRONG EXCELI.- GII THIU - Ti liu ny s hng dn bn s dng cc hm Excel gii mt bi ton t n gin n phc tp nh ma trn, thng k,... mt cch d dng v nhanh chng. - Nhng hm m bn tip xc trong Excel cng l nhng hm s m bn thng xuyn gp trong cc ng dng khc nh Access, SQL,... v trong k thut lp trnh PASCAL, C++, C#, VB.NET,.... - S dng v hiu cc hm Excel s gip bn c nn tng c bn khi lm vic vi cc phn mm tnh ton khc, tin xa hn trong k thut lp trnh, ... = = = = = = = II.- C BN V HM S TRONG EXCEL: - Mt s kin thc c bn v hm s v cch tnh ton trong Excel m bn cn nm r trc khi lm vic vi bng tnh Excel. 2.1. Ton t: - Microsoft Excel s dng cc ton t ton hc + , -, *, /, ^ (ly tha). - Microsoft Excel s dng cc ton t so snh >, >=,