Question

Aratati ca numarul natural 64 este: a.patrat perfect b.cub perfect

Answer 1

$64=8*8=8^{2}\to patrat.perfect \\ 64=4*4*4=4^{3}\to cub.perfect$

Answer 2

X = 64 => x la a 2 a = 8 la a doua
x = 64 => x la a 3 a = 8 la a treia