Given that $(R,+,\cdot)$ is a ring and $S$ is an ideal of $R$, then $R/S$ is a quotient ring. Is there any example such that $R/S$ is commutative ring but $R$ is not commutative ring ?
2026-04-08 15:50:30.1775663430
Prove(or disprove) If $R/S $ is commutative ring then $R$ is commutative.
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