Question

Simplifique raiz 72-raiz18+raiz50

Answer 1

$\sqrt{72}-\sqrt{18}+\sqrt{50}$

$\sqrt{2^3\cdot3^2}-\sqrt{2^1\cdot3^2}+\sqrt{2^1\cdot5^2}$

$\sqrt{2^2\cdot2^1\cdot3^2}-\sqrt{2^1\cdot3^2}+\sqrt{2^1\cdot5^2}$

$2\cdot3\cdot\sqrt2-3\sqrt2+5\sqrt2$

$6\sqrt2-3\sqrt2+5\sqrt2$

$8\sqrt2$