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1.x2+3x+3=0
2.x2-2x-3=0
3.x2-6x+9=0
4.-x2+3=0

1.x2+3x+3=0 2.x2-2x-3=0 3.x2-6x+9=0 4.-x2+3=0-example-1
User Revils
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Explanation:

the two A's in the buttom is correct

User Paul Siegel
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