Yuav ua li cas koj ua union thiab kev sib tshuam?
Yuav ua li cas koj ua union thiab kev sib tshuam?

Video: Yuav ua li cas koj ua union thiab kev sib tshuam?

Video: Yuav ua li cas koj ua union thiab kev sib tshuam?
Video: YUAV COJ LI CAS TU NEEG KOJ HLUB THIAJ NCO KOJ 2024, Kaum ib hlis
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Cov UNION ntawm ob txheej yog cov txheej txheem uas yog nyob rau hauv ib lub teeb. B = (1, 2, 3, 4, 5). Tsis tas yuav sau 3 zaug ob zaug. Cov INTERSECTION ntawm ob pawg yog cov txheej txheem uas yog hauv ob qho tib si.

Tsuas yog qhov sib txawv ntawm kev sib tshuam thiab kev sib koom ua ke yog dab tsi?

Qhov sib txawv ntawm Union thiab Kev sib tshuam ntawm Sets Basic – The lub koomhaum ntawm ob pawg A thiab B tau txhais tias yog cov txheej txheem uas muaj rau A lossis B, lossis tej zaum ob qho tib si, whereas kev sib tshuam ntawm ob pawg yog txhais raws li cov txheej txheem uas muaj rau ob qho A thiab B.

Ib yam li ntawd, koj ua li cas thiaj nrhiav tau lub union ntawm ob tus lej? Cov UNION ntawm ob sets yog cov txheej txheem uas muaj nyob rau hauv ob lub teeb. B = (1, 2 , 3, 4, 5). Tsis tas yuav sau 3 zaug ob zaug. INTERSECTION ntawm ob sets yog cov txheej txheem uas muaj nyob rau hauv ob pawg.

Tsuas yog, ∩ txhais li cas?

Kev txhais ntawm Kev sib tshuam ntawm Sets: Kev sib tshuam ntawm ob qhov muab teev yog qhov loj tshaj plaws uas muaj tag nrho cov ntsiab lus uas muaj rau ob qho tib si. Lub cim rau denoting kev sib tshuam ntawm sets yog ' ∩ '.

Lub union thiab kev sib tshuam ntawm cov xwm txheej yog dab tsi?

Cov lub koomhaum ntawm ob teev yog ib qho tshiab uas muaj tag nrho cov ntsiab lus uas muaj tsawg kawg yog ib qho ntawm ob pawg. Cov lub koomhaum sau li A∪B lossis “A lossis B”. Kev sib tshuam . Cov kev sib tshuam ntawm ob pawg yog cov txheej txheem tshiab uas muaj tag nrho cov ntsiab lus uas muaj nyob hauv ob pawg. Cov kev sib tshuam sau li A∩B lossis “A thiab B”.

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