Question

calculati √2+√50-√32

Answer 1

√2+5√2-2√2=4√2 Acesta e raspunsul

Answer 2

$\sqrt{50}= \sqrt{5^2 *2}=5 \sqrt{2}$
$\sqrt{32}= \sqrt{2^5}=4 \sqrt{2}$
$\sqrt{2} +5 \sqrt{2} - 4 \sqrt{2 }= \\ = \sqrt{2}(1+5-4) \\ = 2\sqrt{2}$