Intermediate algebra

can you solve the quadratic function?

y = 2x^2 + 3

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asked by Barbara
  1. 2 x ^ 2 + 3 = 0 Subtract 3 to both sides

    2 x ^ 2 + 3 - 3 = 0 - 3

    2 x ^ 2 = - 3 Divide both sides by 2

    x ^ 2 = - 3 / 2 Take square root of both sides

    x = + OR - square root ( - 3 / 2 )

    x = + OR -

    i * square root ( - 3 / 2 )

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    posted by Bosnian

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