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Sagot :

MAHAM

bonjour

a.

5⁻⁴/5² = 5⁻⁴⁻²

           =5⁻⁶

b.

3³/3⁻⁴ = 3³⁺⁴

          = 3⁷

c. (-4)⁻²/(-4)⁻⁶ = -4⁻²⁺⁶

                     =-4⁴

si t as compris continues le reste

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