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Sagot :

INEQUATION

Bonjour,

Calculer:

A=5+ 2²= 5 + 4= 9

B=3×(4+5)²= 3(9)²= 3(81)= 243

C=8+(2-3)²= 8 + (-1)²= 8+(+1)= 8+1= 9

PRUNNNEB

Réponse:

A=5+2×2

A=5+4

A=9

B=3×9×9

B=3x81

B=243

C=8+(-1)×(-1)

C=8+1

C=9

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