Répondre :
29 X 1,67 X 10 PUISSANCE MOINS 18 =
29 x 167 x 10^-2 x10^-18 =
29 x 167 x 10^-20 = 4843 x 10-20 = 0.00000000000000004843
29 x 167 x 10^-2 x10^-18 =
29 x 167 x 10^-20 = 4843 x 10-20 = 0.00000000000000004843