For the following CFGs, find regular expressions that define the same language and describe the language. (i)

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For the following CFGs, find regular expressions that define the same language and describe the language.

(i)

S → aS I bX I a
X → aX I bY I bZ I a
Y → aY I a
Z → aZ I bW
W → aW I a

(ii)

S → bS I aX
X → bS I aY
Y → aY I bY I a I b

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