Question: Chose match(es) for each given extended regular expression and explain -?[0-9]*.?[0-9]* (a)123 (b) -123 (c) -0 (d) -2.2 (e) 1.2

Chose match(es) for each given extended regular expression and explain

-?[0-9]*\.?[0-9]*

(a)123

(b) -123

(c) -0

(d) -2.2

(e) 1.2

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