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19 November, 21:14

Solve the equation using the quadratic formula.

x^2 + 3x - 2 = 0

Question options:

x = - 3±√17/2

x = - 2±√17/3

x = - 2±√29/4

x = 3±√11/2

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Answers (1)
  1. 19 November, 21:43
    0
    Hello:

    x²+3x-2 = 0

    delta = b²-4ac a=1 b = 3 c = - 2

    delta = (3) ²-4 (1) (-2) = 17 = (√17) ²

    x = - 3±√17/2
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