September 2021 0 15 Report
А) х² - 3х + 2 = 0 х₁ + х₂ = -р; х₁ · х₂ = q

х₁ + х₂ = ; х₁ · х₂ =

х₁ = ; х₂ =

б) х² - 4х - 5 = 0

х₁ + х₂ = -р; х₁ · х₂ = q

х₁ + х₂ = ; х₁ · х₂ = -5

х₁ = ; х₂ =
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