Question

simplifique a) 5✓2+2√2-4✓2

Answer 1

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

Answer 2

5√2+2√2-4√2
7√2-4√2
3√2


I hope I´ve helped ;)