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## Consider the language L given by the regular expression (a + b) *b(a +b) over the alphabet {a, b}. The smallest number of states needed in a deterministic finite-state automaton (DFA) accepting L is ______. -gate computer science 2017

A) 3

B) 4

C) 5

D) 6

By:satyashiromani

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## Answers

**B) 4**

This explanation is contributed by Deepak Raj.

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