Question

raiz quadrada de 98 + 5 raiz quadrada de 18​

Answer 1

$\sqrt{98} + 5 \sqrt{18}$

$\sqrt{98} = \sqrt{2.49} = \sqrt{2.77}=\sqrt{2 . 7} = 7\sqrt{2}$

$5\sqrt{18} = \sqrt{29} = \sqrt{2.3.3}=\sqrt{2.3} = 3\sqrt{2}$

$5 . 3 \sqrt{2}$

$15\sqrt{2}$

$7\sqrt{2} + 15\sqrt{2}$

$22\sqrt{2}$