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Which of the following is the decimal expansion an irrational number

(a) 4.561          (b)0. 12            (c) 5.010010001…         (d) 6.03

Which is the decimal expansion an irrational number (a) 4.561 (b) 0.12

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Question 7 Which of the following is the decimal expansion an irrational number (a) 4.561 (b)0.¯12 (c) 5.010010001… (d) 6.03 An irrational number has non-repeating non-terminating decimal expansion Here, (a) and (d) are terminating decimal expansions and (b) is non-terminating but repeating decimal expansion Therefore, (c) = 5.010010001… is non-terminating, non-repeating decimal expension. So, (c) is the decimal expansion of irrational number

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.