Question

A ) 2² × 3 / B ) 2 × 7² / C ) 2³ × 3 × 5 / D ) 2³ × 5

Answer 1

Resposta:

se for pra efetuar os cálculos :

A ) (2×2) 4×3 = 12

B) (7×7)= 49 × 2 = 98

C) (2×2×2)= 8×3×5= 120

D) (2×2×2)= 8 × 5= 40

entendi dessa forma , espero ter ajudado .