Question

Preciso rapido! ==================Obg

Answer 1

$\sqrt{8} + \sqrt{18} + \sqrt{32} = \sqrt{2 {}^{2} \times 2} + \sqrt{3 {}^{2} \times 2 } + \sqrt{4 {}^{2} \times 2} = 2 \sqrt{2} + 3 \sqrt{2} + 4 \sqrt{2} = 9 \sqrt{2}$