What is real number m -{2} if x axis is tangent at curve y=(m-2)x^2-2x+m-2?

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aruv | High School Teacher | (Level 2) Valedictorian

Posted on


`m-{2}=m-2+[2]`      (i)

since x-axis is tangent to the given curve ,it means slope of the tangent is zero

Given curve is



`y'=0 if`





Thus answer is


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