Video: Dab tsi yog ib qhov ntev thiab muaj qhov ntev tsis kawg?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Tawm ntawm cov kev xaiv, cov koom haum nrog nkaus xwb onedimension thiab muaj infinite ntev yog cov kab thiab ray. Theline txuas mus rau ob sab thaum lub teeb hluav taws xob txwv los ntawm anendpoint rau ib sab tab sis tuaj yeem txuas ntxiv tsis kawg mus rau sab nraud. Cov lus teb yog li ntawv D thiab F.
Hais txog qhov no, yog ib ntu ib qhov ntev thiab muaj qhov ntev tsis kawg?
Raws li ib tug kab ntu , peb qhia ib kab nrog twoendpoints. Ib kab txuas ntxiv mus tsis kawg hauv a singledimension . Nws ntev , muaj tsis txwv, yog tsis kawg . Zoo li kab ntu uas tsim nws, nws muaj tsis muaj qhov dav lossis qhov siab.
Kuj Paub, dab tsi yog ob qhov loj me thiab infinitely loj? A. Geometric qhov chaw yog loj infinitely mas hasthree qhov ntev . B. A dav hlau loj infinitely andhas ob qhov ntev . C. Ob rays muaj tsis kawg ntev raws li lawv tsuas muaj ib qho kawg taw tes. Tab sis ib lub teeb yog ib qho qhov seem . D. Ib kab yog tsis kawg ntev tab sis yog ib qho qhov seem.
Nyob rau hauv no hais txog, dab tsi yog ib tug dimensional daim duab?
Ib Dimension : Thaum koj txuas ob lub ntsiab lus, koj tau txais a ib - qhov seem object - kab segment. A kab segment muaj ib dimension : ntev. Ob Dimensions: Aflat dav hlau los yog puab yog ob- qhov seem . Nws ob qhov ntev yog qhov ntev thiab dav. Peb- qhov seem cov khoom tuaj yeem tig rau hauv qhov chaw.
Dab tsi yog ib daim duab infinite ob seem?
nruam kev ntawm tsis kawg ntau cov ntsiab lus txuas mus ib txhis hauv ob cov lus qhia. Ib kab muaj qhov ntev, tab sis tsis dav lossis tuab, yog li nws yog ib qho- qhov seem . dav hlau. Anundefined lub sij hawm xav tias yog lub tiaj tus. nto uas extends tsis kawg raws nws ntug.
Pom zoo:
Dab tsi yog qhov txawv ntawm qhov kev txwv tsis kawg thiab kev txwv ntawm infinity?
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