Réponses

2014-09-18T19:30:45+02:00
8.5 x 10^5
-2.68 x 10^6
5 x 10^5
2.4 x 10^5
1.89 x 104
4 x 10^7
 soit ^ signifiant exposant.
2014-09-18T19:36:31+02:00
A=850000=85.10€4 B=-2680000=-268.10€4 C=500000=5.10€5 E=-0,000189=-189.10€-6 F=0,0000004=4.10€-7