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− | '''back to concept page''' | + | '''back to concept page'''[http://karnatakaeducation.org.in/KOER/en/index.php/Quadratic_Equations#Hints_for_difficult_problems "solution"]<br> |
− | [[http://karnatakaeducation.org.in/KOER/en/index.php/Quadratic_Equations#Hints_for_difficult_problems| quadratic equation problems]]
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