quadratic equations

Asked by  | 29th 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  | 29th Jan, 2009, 05:29: PM

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