👤

Sagot :

AYUDA

bjr

selon ton cours que tu connais

nᵃ x nᵇ = nᵃ⁺ᵇ   donc 10⁷x10⁸ = 10¹⁵

et

nᵃ/nᵇ = nᵃ⁻ᵇ   donc 10¹⁵/10⁴ = 10¹¹

=> = 8 x 10¹⁵ / 6 x 10⁴ = 8/6 x 10¹¹ ≈ 1,33 x 10¹¹

© 2024 IDNLearn. All rights reserved.