Cov txiaj ntsig ntawm kev sib faib yog dab tsi thiab lawv txhais li cas?
Cov txiaj ntsig ntawm kev sib faib yog dab tsi thiab lawv txhais li cas?

Video: Cov txiaj ntsig ntawm kev sib faib yog dab tsi thiab lawv txhais li cas?

Video: Cov txiaj ntsig ntawm kev sib faib yog dab tsi thiab lawv txhais li cas?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Kaum ib hlis
Anonim

Lawv yog cov commutative, associative, multiplicative tus kheej thiab distributive khoom . Kev sib txuas lus vaj tse : Thaum ob tus lej sib npaug ua ke, cov khoom lag luam yog tib yam tsis hais qhov kev txiav txim ntawm cov khoom sib npaug.

Ntawm no, yam khoom twg yog nws thaum koj muab los ntawm 1?

Tus kheej vaj tse ntawm kev sib npaug : Cov khoom ntawm 1 thiab tus lej twg yog tus lej ntawd.

Dab tsi yog 5 lub zog ntawm lej? Commutative Property , Associative Khoom , Distributive Property, Cov khoom ntiag tug ntawm Multiplication, Thiab Cov khoom ntiag tug ntawm Ntxiv.

Ib yam li ntawd, koj tuaj yeem nug, dab tsi yog cov khoom ntawm kev sib npaug thiab kev faib?

Cov khoom no muaj xws li: lub commutative khoom ntawm multiplication, lub associative khoom ntawm multiplication, lub cov khoom ntiag tug of one (multiplying by one), the multiplication property of xoom, the faib khoom , faib los ntawm ib tug, faib los ntawm xoom, xoom raws li cov nyiaj faib, thiab faib tus lej tsis yog zero los ntawm

Plaub lub zog hauv lej yog dab tsi?

Paub cov khoom ntawm cov lej no yuav txhim kho koj txoj kev nkag siab thiab kev paub txog lej. Muaj plaub yam tseem ceeb ntawm tus lej: kev sib txuas lus , koom nrog , faib , thiab tus kheej . Koj yuav tsum paub txog txhua yam ntawm no.

Pom zoo: