Question

Como racionalizar: raiz de 15/30

Answer 1

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https://brainly.com.br/tarefa/35105628

$\sf\sqrt{\dfrac{15\div15}{30\div15}}=\sqrt{\dfrac{1}{2}}\\\sf\sqrt{\dfrac{1}{2}}=\dfrac{\sqrt{1}}{\sqrt{2}}=\dfrac{1}{\sqrt{2}}\\\sf\dfrac{1}{\sqrt{2}}\cdot\dfrac{\sqrt{2}}{\sqrt{2}}=\dfrac{\sqrt{2}}{2}$

$\huge\boxed{\boxed{\boxed{\boxed{\sf\sqrt{\dfrac{15}{30}}=\dfrac{\sqrt{2}}{2}}}}}\blue{\checkmark}$