CBSE Class 10 Answered
quadratic equations
Asked by | 29 Jan, 2009, 05:09: PM
Expert Answer
for equal roots B2 = 4AC
so for above equation (k - 2) 2 = 4 . 2 . 1 ====> k = 2 + 2 2 and k = 2 - 2 2
for both the value above equation has equal roots
Answered by | 29 Jan, 2009, 05:29: PM
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