Question

2(3+radical 2)-radical 8=​

Answer 1

$\bf 2(3+\sqrt{2})-\sqrt{8} =$

$\bf 6+2\sqrt{2}-\sqrt{2^{3}} =$

$\bf 6+2\sqrt{2}-2\sqrt{2} =$

$\boxed{\bf 6}$

Answer 2

Răspuns:

6

Explicație pas cu pas:

2(3 + √2) - √8 =

= 6 + 2√2 - √2³

= 6 + 2√2 - 2√2

= 6