Réponses

2013-04-06T07:37:06+02:00

10^6/10^4)*10^7= 1000000000 = 10^9

 

10^2x10^-7x10/10^3x(10^-2)^4 =10^-15

2013-04-06T07:55:29+02:00

10^6/10^4)*10^7

=1000000000

=10^9

 

10^2x10^-7x10/10^3x(10^-2)^4

=10^-15