Please answer it help me do this question I am trying but I can't solve it
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Step-by-step explanation:
Centre: C(2a−1,7)
Point: P(−3,−1)
Radius=
2
1
(20)=10
As circle passes through P, distance between p and centre is equal to radius.
=>(PC)
2
=(10)
2
=>(2a−1+3)
2
+(7+1)
2
=(10)
2
=>(a+1)
2
=
4
36
=>(a+1)
2
=9
=>a=2,−4
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