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Nyob hauv daim duab venn?

Cov txheej txheem:

Nyob hauv daim duab venn?
Nyob hauv daim duab venn?

Video: Nyob hauv daim duab venn?

Video: Nyob hauv daim duab venn?
Video: Tseem Nyob Hauv Kuv Nruab Siab By Pov Yaj nkauj tawm tshiab 6/29/2023 2024, Lub Xya hli ntuj
Anonim

Ib daim duab Venn yog ib qho piv txwv uas siv lub voj voog los qhia kev sib raug zoo ntawm txhua yamlossis ntau pawg ntawm txhua yam. Cov voj voog uas sib tshooj muaj qhov sib xws thaum lub voj voog uas tsis sib tshooj tsis qhia cov yam ntxwv. Venn daim duab pab kom pom qhov sib xws thiab qhov sib txawv ntawm ob lub tswv yim.

B A yog dab tsi hauv daim duab Venn muab?

Peb siv los qhia txog cov txheej txheem thoob ntiaj teb, uas yog tag nrho cov khoom uas tuaj yeem tshwm sim hauv txhua qhov teeb tsa. Qhov no feem ntau yog sawv cev los ntawm cov duab plaub sab nraud ntawm daim duab venn. A B sawv cev rau kev sib tshuam ntawm cov teeb A thiab B Qhov no yog txhua yam khoom uas tshwm sim hauv teeb A thiab hauv teeb B.

AUB txhais li cas hauv lej?

Lub union ntawm A thiab B, sau AUB, yog txheej ntawm tag nrho cov ntsiab lus uas yog A lossis B lossis ob qho tib si.

AUB piv txwv yog dab tsi?

The Inclusion Exclusion Principle n(A U B) =n(A) + n(B) - n(A n B). Piv txwv Kos tias qhov no ua haujlwm rau A thiab B los ntawm qhov piv txwv saum toj no. A U B=11, 2, 3, 4, 5, 6, 7, 8, 9, 10l, n(A U B)=10. A n B=15, 6, 7l, n(A n B)

Aubuc)' txhais li cas?

About "Formula for A union B union C" Formula for A union B union C: Ntawm no peb yuav pom cov qauv rau (A U B U C). n(AUBUC)=n(A)+n(B)+n(C)-n(AnB)-n(BnC)-n(CnA)+n(AnBnC)

Pom zoo: