rozwiaz rownanie wielomianowe x4-9=0
x^4 - 9 = 0
(x²)² - 3² = 0
(x² - 3)(x² + 3) = 0
(x² - 3 =0 lub x² + 3 = 0
x² = 3 lub x² = -3
x = √3 lub x = -√3 lub x ∈[Ф]
odp. x = √3 lub x = -√3
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x^4 - 9 = 0
(x²)² - 3² = 0
(x² - 3)(x² + 3) = 0
(x² - 3 =0 lub x² + 3 = 0
x² = 3 lub x² = -3
x = √3 lub x = -√3 lub x ∈[Ф]
odp. x = √3 lub x = -√3