Question

resolva
5√8 - 2√18 + 1/2 √200

Answer 1

$5.\sqrt{8} -2. \sqrt{18} + \frac{1}{2} . \sqrt{200} \\ \\ 5. \sqrt{2^{3}}-2. \sqrt{3^{2}.2} + \frac{1}{2} . \sqrt{2^{3}.5^{2}} \\ \\ 5.2. \sqrt{2} -2.3. \sqrt{2} + \frac{1}{2} .5.2. \sqrt{2} \\ \\ 10. \sqrt{2} -6 \sqrt{2} +5. \sqrt{2} = 9. \sqrt{2}$

Espero ter ajudado.