a) 48 x 15²/30² =
Mathématiques
zakiamayana
Question
a) 48 x 15²/30² = b) 2(exposant 3 ) x 5² / 6²x4 = : 6
1 Réponse
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1. Réponse MrEagle
A = 48 x 15² / 30²
= 48 x 225 / 900
= 48 x 1 / 4
= 12
B = 2^3 x 5² / 60² x 4
= 8 x 25 / 3 600 x 4
= 200 / 14 400
= 1 / 72