Question: A Boolean ring R is one in which x 2 = x for all xinR. Prove that every nontrivial ( i . e . ,

A Boolean ring R is one in which x2=x for all xinR. Prove that every nontrivial (i.e., not
{0} Boolean ring has characteristic 2.(Hint: See Exercise (13) from Investigation 4.)
A Boolean ring R is one in which x 2 = x for all

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