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From Karnataka Open Educational Resources
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, 22:34, 16 August 2014
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*Using Formula<br>
*Using Formula<br>
*Using Graph<br>
*Using Graph<br>
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'''back to concept page'''
[[http://karnatakaeducation.org.in/KOER/en/index.php/Quadratic_Equations#Hints_for_difficult_problems| quadratic equation problems]]
[[http://karnatakaeducation.org.in/KOER/en/index.php/Quadratic_Equations#Hints_for_difficult_problems| quadratic equation problems]]