For the circle x² + y? = 2, which of the following is the equation of the tangent line at the point (1, –1).

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A: brief answer is given below.

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Q: 67 let Bz dw B 372742, Caur L B Rund IracdB O Laplaaan erB

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Q: (A) la,12Σ}-1. 2.." (B)la,l2Σai-1.2." and la,l>Σ에} for any i-1,2,.." J-1

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