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Choose the Correct Alternative Answer for the Question Given Below. - Algebra

MCQ

Choose the correct alternative answer for the question given below.

Which of the following is an irrational number?

Options

  • 0.17

  • 1.513 

  • 0.2746 

  • 0.101001000.....

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Solution

Since , 
0.17 has a terminating decimal expansion , so , it is rational number;

1.513 has non-terminating recurring decimal expansion, so, it is rational number;

0.2746  has non-terminating recurring decimal expansion, so, it is rational number; 

0.101001000..... has non-terminating non-recurring decimal expansion, so, it is irrational number; 

  Is there an error in this question or solution?
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APPEARS IN

Balbharati Mathematics 1 Algebra 9th Standard Maharashtra State Board
Chapter 2 Real Numbers
Problem Set 2 | Q 1.02 | Page 34
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