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The equation x^2+y^2+x+y+1=0 represents ...

The equation `x^2+y^2+x+y+1=0` represents whose centre is:

A

Origin

B

(-1,-1)

C

`(-1/2,-1/2)`

D

`(1/2,1/2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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