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प्रश्न
`x^2+x+2=0`
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उत्तर
The given equation is `x^2+x+2=0`
Comparing it with `ax^2+bx+c=0`we get
`a =1,b =1 and c = 2`
∴Discriminant `D=b^2-4ac=1^2-4xx1xx2=1-8=-7<0`
Hence, the given equation has no real roots (or real roots does not exist).
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