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EXERCICE 3.5 Compléter a. b. C. d. e. f. les pointillés : 145 x 10³ = 1,45 x 105 87,3 x 105 = 8 730 x 10- 0,067 x 108 = 67 x 10 230 x 10⁹ = 23 x 10 165 00 × 10¹3 = 16,5 x 10- 0,047 x 105 = 47 x 10- 0,000 008 6 × 10¹7 = 8,6 x 10 x​

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