Question

Ma poate ajta cineva la ex 8 a ? 

Answer 1

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