
### Instruction: help me answer this question Is the statement “(a, b) ∈ R, implies (b, a) ∈ R” true?, think step by step
### Assistant: Counterexample: (9, 3) ∈ R because 9, 3 ∈ N and 9 = 3^2. However, (3, 9) ∉ N because 3 ≠ 9^2 = 81. , The answer is No, it is not true.
