Video: Dab tsi yog qhov piv txwv ntawm 40?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov yam ntawm 40 yog 1, 2, 4, 5, 8, 10, 20, thiab 40 . Txhua qhov sib txawv ua ke ua ke los ntawm yam ntawm 40 saum toj no yog cov Qhov sib txawv ntawm 40.
Yog li ntawd, dab tsi yog qhov tseem ceeb ntawm 40?
40 yog tus lej sib xyaw. 40 = 1 x po 40 2 x 20, 4 x 10, lossis 5 x 8. Yam ntawm 40 :1, 2, 4, 5, 8, 10, 20, 40 . Thawj qhov tseem ceeb: 40 = 2 x 2 x 2 x 5, uas tuaj yeem sau tau 2³ x 5.
Ib qho ntxiv, dab tsi yog khub ntawm yam? Kom yooj yim, peb tuaj yeem hais, a khub khub yog teeb tsa ntawm ob tus lej peb sib ntxiv kom tau txais cov khoom lag luam. Thaum cov lej hauv a khub khub yog sib npaug, peb tau txais cov khoom lag luam. Factorpair ntawm cov lej tseem ceeb: Tus lej uas muaj ob nkaus xwb yam , 1 thiab tus lej nws tus kheej, hu ua tus lej thib ib.
Tsis tas li, pes tsawg khub ntawm 40 yam muaj?
Yog li, 40's factor khub yog 1og 40 ; 2 thiab 20; 4 thiab 10; 5 ib 8.
Dab tsi yog qhov tseem ceeb ntawm 40?
40 yog tus lej sib xyaw. 40 = 1 x po 40 2 x 20, 4 x 10, lossis 5 x 8. Yam 40 : 1, 2, 4, 5, 8, 10, 20, 40 . Thawj kev faib tawm: 40 = 2x 2 x 2 x 5, uas tuaj yeem sau tau 2³ x 5.
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