Question

Determinar el conjunto solucion de:
$\sqrt{x^2-x-5-2=x}$

Answer 1

√(x² - x - 5 - 2) = x
(√(x² - x - 5 - 2))² = x²
x² - x - 5 - 2 = x²
- 5 - 2 = x
- 7 = x