(x² - 3)² - 4 = 0
(x² - 3)² - 2² = 0
(x² - 3 - 2)(x² - 3 + 2) = 0
(x² - 5)(x² - 1) = 0
или x² - 5 = 0 или x² - 1 = 0
x² = 5 x² = 1
x₁ = - √5 x₂ = √5 x₃ = - 1 x₄ = 1
Ответ : - √5 ; - 1 ; 1 ; √5
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Verified answer
(x² - 3)² - 4 = 0
(x² - 3)² - 2² = 0
(x² - 3 - 2)(x² - 3 + 2) = 0
(x² - 5)(x² - 1) = 0
или x² - 5 = 0 или x² - 1 = 0
x² = 5 x² = 1
x₁ = - √5 x₂ = √5 x₃ = - 1 x₄ = 1
Ответ : - √5 ; - 1 ; 1 ; √5