Question

aratati ca nr 81¹⁷×7⁴ este patratul unui nr natural​

Answer 1

Răspuns:

$\bf ({{9}^{17}}\cdot{{7}^{2}})^{2} \implies \: patrat \: perfect$

Explicație pas cu pas:

$\bf {81}^{17} \cdot {7}^{4} =$

$\bf ({{9}^{2}})^{17}\cdot({{7}^{2}})^{2} =$

$\bf ({{9}^{17}})^{2}\cdot({{7}^{2}})^{2} =$

$\bf ({{9}^{17}}\cdot{{7}^{2}})^{2} \implies \: patrat \: perfect$