Question

Me ajudeeeem
1- Efetue as adiçoes e subtraçoes:
a) √50+6√2-√98 =
b) 3√8-2√8+4√50=

Answer 1

Olá

Reduzimos os radicandos

$a) 5\sqrt{2} + 6\sqrt{2} - 7\sqrt{2}$

$a) 4\sqrt{2}$

$b)3\sqrt{8} - 2\sqrt{8} + 4(5\sqrt{2})$

$b) \sqrt{8} + 20\sqrt{2}$
$2\sqrt{2} + 20\sqrt{2}$
Resposta:
$\boxed{S = (4\sqrt{2}, 22\sqrt{2})}$