Question

raiz
$\sqrt[2]{72}$
$\sqrt[2]{196}$
$\sqrt[2]{148}$
$\sqrt[2]{60}$
$\sqrt[2]{144}$
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Answer 1

²√72=²√2³•3²=²√2²•2•3²=2•3√2=6√2

²√196=14

²√148=²√2²•37=2√37

²√60=²√2²•3•5=2√15

²√144=12

Tenha uma boa noite!!