4) Consider ? ⊆ ℝ × ℝ with {(?,?)|?2 = ?2}. Prove that ? is an...

4) Consider ? ⊆ ℝ × ℝ with {(?,?)|?² = ?²}. Prove that ? is an equivalence relation, and concisely characterize how its equivalence classes are different from simple real-number equality.

Expert Solution

Colby Messinger answered 2 years ago

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