bjr
7 x 1 = 7¹ = 7
7² = 7 x 7 = 49
7³ = 7 x 7 x 7 = 7² x 7 = 343
7⁴ = 7 x 7 x 7 x 7 = 7³ x 7 = 343 x 7 = 2 401
7⁵ = 7 x 7 x 7 x 7 x 7 = 7⁴ x 7 = 2401 x 7 = 16 807
etc..
si 5⁶ = 15 625
on a 5⁵ x 5 = 15 625
donc 5⁵ = 15 625 : 5 = 3 125
et tu complètes le tableau