Lo lus "sib npaug" hauv lej yog hais txog ob lub ntsiab lus, tus lej, lossis qhov ntau uas yog tib yam. … Nws kuj txhais tau hais tias qhov sib npaug ntawm qhov sib npaug ntawm ob qhov tseem ceeb lossis ib pawg ntau. Kev sib npaug zoo sib xws tab sis thoob ntiaj teb ntau dua li kev sib npaug.
piv txwv txhais li cas?
Lub ntsiab txhais ntawm qhov sib npaug yog yam uas tseem ceeb tib yam lossis sib npaug rau lwm yam. Ib qho piv txwv ntawm qhov sib npaug yog (2 + 2) thiab tus lej 4. Txij li 2 + 2=4, ob yam no sib npaug. … Sib npaug, xws li tus nqi, lub ntsiab lus, lossis quab yuam.
Qhov sib npaug txhais li cas hauv lej piv txwv?
Ob tug lej qhia tau hais tias sib npaug yog tias lawv tau txais qhov txiaj ntsig zoo ib yam thaum daws lawv Piv txwv li, cia peb daws cov zauv hauv qab no: 25 × 5=125. Tsis tas li ntawd, 102 + 52=100 + 25=125. Yog li, ob kab lus saum toj no sib npaug thiab sau tau li: 25 × 5=102 + 52
Qhov sib npaug txhais li cas hauv qhov teeb meem lej?
Sib piv yog qhia ua haujlwm zoo ib yam txawm tias txawv. Yog hais tias ob lub algebraic kab lus sib npaug, ces ob kab lus muaj nqi tib yam thaum peb ntsaws rau tib tus nqi rau qhov sib txawv.
qhov sib npaug txhais li cas?
1: sib npaug hauv quab yuam, tus nqi, lossis tus nqi kuj: sib npaug hauv cheeb tsam lossis ntim tab sis tsis yog superposable ib square sib npaug rau daim duab peb sab. 2a: zoo li hauv kev kos npe lossis ntshuam. b: muaj cov ntsiab lus sib npaug sib npaug. 3: sib xws lossis zoo ib yam tshwj xeeb tshaj yog siv los yog ua haujlwm.
