Question

Me Ajudem

√2 + √50 - √98 + √18​

Answer 1

Oie, Td Bom?!

$= \sqrt{2} + \sqrt{50} - \sqrt{98} + \sqrt{18}$

$= \sqrt{2} + 5 \sqrt{2} - 7 \sqrt{2} + 3 \sqrt{2}$

$= 1 \sqrt{2} + 5 \sqrt{2} - 7 \sqrt{2} + 3 \sqrt{2}$

$= (1 + 5 - 7 + 3) \sqrt{2}$

$= 2 \sqrt{2}$

Att. Makaveli1996