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Marimi direct/invers proportionale

Marimi direct/invers proportionale. Definitie. Doua marimi se numesc direct/invers proportionale daca ele depind una de alta astfel incat daca una se mareste de un numar de ori, cealalta se mareste/se micsoreaza de acelasi numar de ori. Regula de trei simpla

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Marimi direct/invers proportionale

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  1. Marimi direct/invers proportionale

  2. Definitie Doua marimi se numesc direct/invers proportionale daca ele depind una de alta astfel incat daca una se mareste de un numar de ori, cealalta se mareste/se micsoreaza de acelasi numar de ori.

  3. Regula de trei simpla pentru marimile direct proportionale 5 catei …………..d.p………20 oase 7 catei……………………….y oase ────────────────── 5/7=20/x =>y=7x20/5=>y=7x4=>y=28

  4. Regula de trei simpla pentru marimi invers proportionale 5 copii…...........i.p.6 banane 10 copii……………3 banane ───────────────── 5/10=3/6

  5. Realizator : Prodan Iulia

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