Which of the following sets are equal? (A) \( A=\{1,2,3\} \) (B) \( B=\left\{x \in R: x^{2}-2 x+...
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0Which of the following sets are equal?
(A) \( A=\{1,2,3\} \)
(B) \( B=\left\{x \in R: x^{2}-2 x+1=0\right\} \)
(C) \( C=\{1,2,2,3\} \)
(D) \( D=\left\{x \in R: x^{3}-6 x^{2}+11 x-6=0\right\} \)
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