Question

4√49
$\sqrt[4]49{?}$
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Answer 1

Resposta:

$4\sqrt49=4.7=28$

$\sqrt[4]{49}=2,6$

Answer 2

Resposta:

$\sqrt[4]{49} =\sqrt{7}\\\\\sqrt[4]{7^2}\\\\\mathrm{Aplicar\:as\:propriedades\:dos\:expoentes}:\quad \left(a^b\right)^c=a^{bc}\\\\\sqrt[4]{7^2}=7^{2\cdot \frac{1}{4}}=\sqrt{7}\\\\=\sqrt{7}<<$