1.

If the equation \[\frac{K{{(x+1)}^{2}}}{3}+\frac{{{(y+2)}^{2}}}{4}=1\] represents a circle, then \[K=\]                                     [MP PET 1994]

A.            3/4 
B.            1
C.            4/3 
D.            12
Answer» B.            1


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