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For a function to be one to one what should be the sign of discriminant?

For a function to be one to one what should be the sign of discriminant?
 
 

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1 Answers

Deepak Kumar Shringi
askIITians Faculty 4407 Points
4 years ago
look for a quadratic function it cant be one-one function if you define for R(domain)
so you have to bound the domain to make it a one-one function after that it depends on the domain that do we need D<0 or D>0

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