A) (0, 2)
B) (1, 2)
C) (2, 0)
D) (2, 1)
Correct Answer: A
Solution :
Given, equation is \[{{y}^{2}}=4y-4x\] \[\Rightarrow \] \[{{y}^{2}}-4y=-4x\] \[\Rightarrow \] \[{{y}^{2}}-4y+4=-4x+4\] \[\Rightarrow \] \[{{(y-2)}^{2}}=-4(x-1)\] \[\therefore \] Vertex is (1, 2) and focus is (0, 2).
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