Question

racionalize os denominadores das frações 2/1√2

Answer 1

Resolvendo:

$\mathsf{\dfrac{2}{1\sqrt{2}}}\\\\\\\mathsf{\dfrac{2}{\sqrt{2}}}\\\\\\\mathsf{\dfrac{2}{\sqrt{2}}\cdot \dfrac{\sqrt{2}}{\sqrt{2}}}\\\\\\\mathsf{\dfrac{2\sqrt{2}}{2}}\\\\\\\boxed{\mathsf{\sqrt{2}}}$