18^х2-48=18 ответ нет корней ???

18x^2=48+18 18x^2=66 x^2=66/18 x1= sqrt(66/18)=sqrt(11/3) x2= -sqrt(66/18)=-sqrt(11/3)

18x² - 48 = 18 18x² = 48 + 18 18x² = 66 x² = 66/18 x² = 11/3 x = ±√(11/3)