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Sagot :

AYUDA

bjr

n x (n+1) - 144 = (n-3) (n+1-3)

n² + n - 144 = (n-3) (n-2)

n² + n - 144 = n² - 5n + 6

soit

6n = 150

n = 25

donc 25 et 26

vérif

25 x 26 - 144 = 506

et

22 x 23 = 506

good :)

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