Question

$\displaystyle\sqrt{{{10}}}\times\sqrt{{{2}}}$
me ajudem por favor:) vai ?​

Answer 1

$\Large\boxed{\begin{array}{l}\sf\sqrt{10}\times\sqrt{2}=\sqrt{10\cdot2}\\\sf\sqrt{10}\times\sqrt{2}=\sqrt{20}\\\sf \sqrt{10}\times\sqrt{2}=\sqrt{2^2\cdot5}\\\sf \sqrt{10}\times\sqrt{2}=2\sqrt{5}\end{array}}$