X square + Y square - 4 x - 6 Y +13 is equal to zero transformers to X square + Y square is equal to K then K is equal to​

Answers (1)

x2+y2-4x-6y+13=0

(x-2)2+(y-3)2=0

As square can not be -ve , assuming real numbers

x-2=0

x=2

y-3=0

y=3

x2+y2=13

 

 

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