If the difference between the roots of the equation x^ 2 +a x+1=0 is less than 5 . then…

Mathematics · JEE Main · NTA ExamsComplex Numbers and Quadratic Equations

If the difference between the roots of the equation \(x^{2}+a x+1=0\) is less than \(\sqrt{5} .\) then the set of possible values of a is
  1. \((-3,3)\)
  2. \((-3, \infty)\)
  3. \((3, \infty)\)
  4. \(\left(-\infty{ }_{1}-3\right)\)

Answer

(A) (-3,3)

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