Réponses

2012-05-28T16:53:34+02:00

Tu as

3⁵⁰ + 3⁵⁰ + 3⁵⁰

= 3 x 3⁵⁰

=3¹x3⁵⁰

=3¹⁺⁵⁰ = 3⁵¹