Cov neeg Iyiv suav cov hauv paus plaub hau uas siv cov txheej txheem hloov pauv mus txog 1650BC. Suav cov lej sau los ntawm ib puag ncig 200BC qhia tau hais tias cov hauv paus plaub hau tau kwv yees siv ntau dhau thiab tsis txaus. Nyob rau hauv 1450AD Regiomontanus tau tsim ib lub cim rau lub hauv paus square, sau raws li ib tug elaborate R.
Leej twg invented square root ntawm 2?
Cov xwm txheej tshwj xeeb ntawm lub hauv paus square ntawm 2 yog xav txog hnub rov qab los ua ntej rau Pythagoreans, thiab yog ib txwm ua los ntawm Hippasus.
Tus lej squared puas yog ntuj?
definition and properties
square naj npawb yog cov squares ntawm cov lej ntuj, xws li 1, 4, 9, 16, 25, thiab lwm yam, thiab tuaj yeem ua tau. sawv cev los ntawm square arrays ntawm dots, raws li qhia hauv daim duab 1.
Vim li cas koj square tus lej?
Nyob rau hauv nutshell, peb square kom tsis txhob tus lej tsis zoo los ntawm reeking chaos Vim tias qhov tsis zoo tuaj yeem txhais tau tias kev taw qhia tsis yog tus nqi, uas yog sab laug vs sab xis lossis nqes vs nce, Nws yog qhov tsim nyog los xav txog kev mus txuas ntxiv ntawm ib qho mus rau lwm qhov yam tsis muaj "tsis zoo" tshem tawm qhov kev ncua deb.
Yuav ua li cas xam square?
Yog tias koj ntsuas thaj tsam square lossis duab plaub, ntau qhov ntev lub sijhawm dav; Length x Dav=Area.
