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Sagot :

VINS

Bonjour

4 000 = 4 x 10 ³

67 000 000 =  6.7 x 10 ⁷

720 000 = 7.2 x 10 ⁵

810 000 000 000 = 8.1 x 10 ¹¹

0.002 = 2 x 10 ⁻³

0.000 014 = 1.4 x 10 ⁻⁵

0.000 000 23 = 2.3 x 10 ⁻⁷

0.000 000 006 05 = 6.05 x 10 ⁻⁹

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