Dab tsi yog qhov sib piv thiab piv txwv?
Dab tsi yog qhov sib piv thiab piv txwv?

Video: Dab tsi yog qhov sib piv thiab piv txwv?

Video: Dab tsi yog qhov sib piv thiab piv txwv?
Video: Dab ntxwg nyoos yog leej twg ...zaj no zoo heev. 2024, Kaum ib hlis
Anonim

Inverse proportion . Inverse proportion tshwm sim thaum ib tug nqi nce thiab lwm yam txo. Rau piv txwv , ntau tus neeg ua haujlwm ntawm txoj haujlwm yuav txo lub sijhawm los ua kom tiav cov haujlwm. Lawv yog inversely proportional.

Tsis tas li ntawd, dab tsi yog qhov sib piv ntawm qhov sib txawv?

Inverse proportion yog kev sib raug zoo ntawm ob qhov sib txawv thaum lawv cov khoom sib npaug rau tus nqi tas li. Thaum tus nqi ntawm ib qho kev sib txawv nce, qhov qis dua, yog li lawv cov khoom tsis hloov pauv. y yog inversely proportional rau x thaum qhov sib npaug siv daim ntawv: y = k/x. los yog.

Tsis tas li ntawd, dab tsi yog qhov ncaj los yog qhov sib npaug? Hauv ncaj qha variation , raws li ib tug lej nce, yog li tus lwm. Qhov no kuj hu ua ncaj qha proportions : lawv yog tib yam. Hauv inverse variation , nws yog qhov sib txawv: raws li ib tus lej nce, lwm qhov txo qis. Qhov no kuj hu ua inverse proportions.

Tsis tas li ntawd, qhov piv txwv ntawm kev faib ncaj qha yog dab tsi?

Yog tias koj tuaj yeem muab thawj qhov ntau los ntawm tib tus lej (hu ua qhov tsis tu ncua) kom tau txais qhov thib ob, lawv nyob hauv ncaj qha proportions . Rau piv txwv , yog 1 ice-cream nqi $2, ces 2 ice-cream yuav raug nqi $4, 3 ice-cream nqi $6, 4 ice-cream yog $8 thiab hais txog.

Dab tsi yog lej txhais ntawm inverse?

Hauv lej , lus thim rov qab hais txog qhov ntxeev ntawm lwm txoj haujlwm. Cia peb saib qee qhov piv txwv kom nkag siab txog qhov lub ntsiab lus ntawm inverse . Piv txwv 1: Li no, qhov sib ntxiv thiab rho tawm yog cov haujlwm sib txawv. Peb yuav hais tias, rho tawm yog tus thim rov qab kev ua haujlwm ntxiv.

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