Question

Dau coronita daca ma ajutati cu o ecuatie irationala:
Radical din x patrat+x+2 = radical din 2

Answer 1

$\sqrt{} x^{2} +x+2= \sqrt{2}$ = x+x+2 = $\sqrt{2}$ = $(2x + 3)^{2} = \sqrt{2}^{2} =$ $2x^{2} + 2^{2} = 2$