mauraneponin5 mauraneponin5
  • 22-04-2024
  • Chemistry
contestada

La distance Soleil-Neptune =4,498 milliards km
On peut développer et écrire 4 498 000 000 km
On sait aussi qu'1 milliard =109
Donc on peut directement écrire 4,498 milliards km =4,498 109

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