Question

Scrieti ca patrat al unei sume : 27+10√2 Va rog frumos!!!

Answer 1

[tex]27+10 \sqrt{2} =( a+b )^2=a^2+2ab+b^2=(5+\sqrt{2})^2\\ a^2+b^2=27\\ 2ab=10\sqrt{2}=>ab=5\sqrt{2}=>a=5\ b=\sqrt{2}[/tex]