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The quadratic equation x2+x+1 has
The quadratic equation x2+x+1 has pictures 5
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The quadratic equation x2+x+1 has
The quadratic equation x2+x+1 has
the quadratic equation x2 x 1 0 has roots
the quadratic equation x2+x+1 has roots
the quadratic equation x2+x+1 has
