Réponses

2013-12-22T18:43:50+01:00
= 9^7 sur 3^-5
= 4 782 969 sur 1/243
= 1 162 261 467

= 2^3 + 2^2
= 8 + 4
= 12

= (-4)^4 x 7^4
= 256 x 2 401
= 614 656