Selective Question

If 2x+y=0 , which one is correct for the value of the fractional expression \dfrac{x^2+xy+y^2}{2xy-x^2}

  1. ×

    -\dfrac{1}{5}

  2. -\dfrac{3}{5}

  3. ×

    1

  4. ×

    Undefined

Steven Zheng Steven Zheng posted 1 month ago


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