CBSE Class 11-science Answered
qadratic eq
Asked by Kirandoon | 02 Jun, 2008, 07:18: PM
Expert Answer
If the roots of the equation are equal then the discriminant D=0
Use the condition D =0 to prove the required condition
Simplify the final expression to get the required condition.
Answered by | 25 Jun, 2008, 02:38: PM
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