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Omni-MATH / For a real number r, the quadratics x²+(r−1)x+6 and x²+(2r+1)x+22 have a common real root. The sum of the possible values of r can be expressed as (a)/(b), where a,b are relatively… · Discussion

Discussing For a real number r, the quadratics x²+(r−1)x+6 and x²+(2r+1)x+22 have a common real root. The sum of the possible values of r can be expressed as (a)/(b), where a,b are relatively… · Omni-MATH

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