Question

Simplifique a expressão a seguir √72-√200+√98+√128​

Answer 1

$\sqrt{72}-\sqrt{200}+\sqrt{98}+\sqrt{128}=$

$\sqrt{36\cdot 2}-\sqrt{100\cdot 2}+\sqrt{49\cdot 2}+\sqrt{64\cdot 2}=$

$6\sqrt{2}-10\sqrt{2}+7\sqrt{2}+8\sqrt{2}=$

$11\sqrt{2}$