Question

If the vertex of the conic \(y^{2}-4 y=4 x-4\) a always lies between the straight lines; \(x+y=3\) and \(2 x+2 y-1=0\) then (A) \(2<\mathrm{a}<4\) (B) \(-{ }_{2}<\mathrm{a}<2\) (C) \(0<\mathrm{a}<2\) (D) 13

Answer 1

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