Question
Indicate whether the given strings belong to the language defined by the given regular expression. Briefly justify your answers.Expression: $\left(x^* y \mid z y^*\right)^*$, strings: $z y y x z$, zyyzy
Step 1
The regular expression $\left(x^* y \mid z y^*\right)^*$ consists of two parts: $x^* y$ and $z y^*$. The $^*$ indicates that these parts can be repeated any number of times (including zero). - $x^* y$ means any number of 'x's (including none) followed by a Show more…
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