The values of K for which the quadratic equation 2×-k×+k=0 has roots is
(A) 0 only (B) 4 (C) 8only (D) 0,8
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D= b2-4ac
Equal roots , ... D=0
k2-8k=0
k(k-8)=0
k=0 or k-8=0
... k=0 or k=8
ans is-(d) 0,8
Equal roots , ... D=0
k2-8k=0
k(k-8)=0
k=0 or k-8=0
... k=0 or k=8
ans is-(d) 0,8
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