Question: 1.Let ?: R^2 ? R^2 be an isometry.(a) If P and Q are distinct points of R^2, prove that ?(P)and?(Q)are distinct. Deduce that ? is

1.Let ?: R^2 ? R^2 be an isometry.(a) If P and Q are distinct points of R^2, prove that ?(P)and?(Q)are distinct. Deduce that ? is injective.Proof:(b)Suppose P and Q are distinct points of 2 answers

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