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Sagot :

PIDIO

Bonjour !

Rappel :

1kj=1000j

1mj=0.001j

1j=1000mj

Exercice :

0,5 kj = 0.5×1000=500 j

1850 j = 1850×0.001= 1.85 kj

5460 mj = 5460×0.001 j = 5460×0.001×0.001=0.00546kj

Bonne soirée

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