Wednesday 18 January 2012

A FEW IMPORTANT QUESTIONS (Quadratic Equations)

Ques1: For what values of  'k' does the quadratic equation (k-5)x2 + 2(k-5)x + 2 = 0 have equal roots?















Ques2: A plane left 30minutes later than the schedule time and in order to reach its destination 1500km away in time, it has to increase its speed by 250km/hr from its usual speed. Find its usual speed.

  


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DO COMMENT BELOW IF YOU ARE HAVING ANY DOUBT RELATED THESE QUESTIONS AND CHAPTER..!!








  







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