Решите пжжж. Срочнооо

Question

Решите пжжж. Срочнооо

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Answer 1

1/x₁ + 1/x₂ = (x₂ + x₁)/x₁x₂

По теореме Виета:

x₁ + x₂ = - 1/2

x₁*x₂ = - 3/2

1/x₁ + 1/x₂ = (x₂ + x₁)/x₁x₂ = -1/2 : (-3/2) = 1/2 * 2/3 = 1/3

Answer 2

1/x₁ + 1/x₂ = (x₂ + x₁)/x₁x₂

x₁ + x₂ = - 1/2

x₁*x₂ = - 3/2

1/x₁ + 1/x₂ = (x₂ + x₁)/x₁x₂ = -1/2 : (-3/2) = 1/2 * 2/3 = 1/3