Question

1) √4+2√8+√33+8√2=2+√22) √2+√12+4√13+4√3=1+√3

Answer 1

a^4+b^4+2a^2b^2/ a^2+b^2=(a^2+b^2)^2 / a^2+b^2=a^2+b^2.

Answer 2

1) √4+2√8+√33+8√2=2+√2
2) √2+√12+4√13+4√3=1+√3

Answer 3

выберите равенство