\( (x-1)^{2} + (y-1)^{2} = 8\)
\(y=x\)
\( (x-1)^{2} + (x-1)^{2} = 8\)
\(2* (x-1)^{2} = 8\)
\((x-1)^{2} = 4\)
1.)\((x-1)=2\)
\(x₁=3\) \(y₁=3\)
2.)\((x-1)=-2\)
\(x₂=-1\) \(y₂=-1\)
\(y=-x\)
\( (x-1)^{2} + (-x-1)^{2} = 8\)
\( (x-1)^{2} + (x+1)^{2} = 8\)
\( (x^{2}-2x+1) + (x^{2}+2x+1) = 8\)
\(x^{2}=3\)
\(x₁=\sqrt{3}\) \(y₁=-\sqrt{3}\)
\(x₂=-\sqrt{3}\) \(y₂=\sqrt{3}\)