Question

efetue

me ajuda pfv eu preciso muito​

Answer 1

Resposta:

$A)8\sqrt{7}$

$B)2\sqrt{5}$

$C)5\sqrt[3]{9}$

$D)-\sqrt{5}$

$E)4\sqrt{2}$

Explicação passo-a-passo:

$A)5\sqrt{7}+3\sqrt{7}=8\sqrt{7}$

$B)4\sqrt{5}-2\sqrt{5}=2\sqrt{5}$

$C)2\sqrt[3]{9}+3\sqrt[3]{9}=5\sqrt[3]{9}$

$D)\sqrt{5}-\sqrt{5}-\sqrt{5}=-\sqrt{5}$

$E)5\sqrt{2}-3\sqrt{2}+2\sqrt{2}=2\sqrt{2}+2\sqrt{2}=4\sqrt{2}$