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Sagot :

Réponse:

A=5×3+3×2=21.

B=2×3+2×2+3×2=16.

C=4×3×2=24

A= 5x3+3x2=15+6=21
B=2x3+2x2+3x2=6+4+6=16
C=4x3x2=12x2=24

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