Question

x² + y2 + 4x-4y-1=0
Find the radius of circle
this question came in test I want to recheck my snswer
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Answer 1

Answer:

U r asking like.

Speed of light is x.

my weight is y.

Then calculate the mass of the sun

.

Answer 2

I think Radius =3 aap ka vi agar yahi hai toh sahi hai