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  3. A quadratic equation is chosen from the set of all quadratic equations which are unchanged by squaring their roots. The chance that the chosen equatio

. A quadratic equation is chosen from the set of all quadratic equations which are unchanged by squaring their roots. The chance that the chosen equatio

A quadratic equation is chosen from the set of all quadratic equations which are unchanged  by squaring their roots. The chance that the chosen equation has equal roots is :
 

  • (A):1/2
  • (B):1/3
  • (C):1/4
  • (D):none

Best Answer

Correct Answer:

(A): 1/2

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