Math

Show that y^2-4y-2=0

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asked by Larsen
  1. We have a quadratic equation here.

    Do you want to factor this equation?

    What exactly do you want to do with this equation?

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    posted by Guido
  2. The next question uses this equation using the formula. So I'm guessing this is factors

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    posted by Larsen
  3. The next question uses this equation using the formula. So I'm guessing this is factors.

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    posted by Larsen
  4. Okay, you want to factor this equation, right?

    We have this:

    y^2 - 4y - 2 = 0

    You can use the quadratic formula or completing the square to solve this question.

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    posted by Guido
  5. well thanks for the help anyways

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    posted by Larsen
  6. Do what I said.

    Use the quadratic formula or completing the square.

    You can search the net for many math sites that easily teach you about the quadratic formula and/or completing the square.

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    posted by Guido
  7. Ya i know the quadratic formula and have done the next question which requires you to use it, ill have to research the completing the square tho
    ty

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    posted by Larsen

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