The sum of all real values of 'm' such that the equation has exactly three different…

MATHEMATICS · Subjective · A Level · Mathematics · Algebra and Functions · Algebra and Functions

Problem

The sum of all real values of 'm' such that the equation (x2−2mx−4(m2+1))⋅(x2−4x−2m(m2+1))=0(x^2 - 2mx - 4(m^2+1)) \cdot (x^2 - 4x - 2m(m^2+1)) = 0 has exactly three different real roots is - - -

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