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CBSE Class 9 Answered

I couldn't understand decimal expansion in the number system chapter?
Asked by amywani45 | 22 Apr, 2015, 04:26: PM
answered-by-expert Expert Answer

The decimal expansion of a number is its representation in base 10.

 

The decimal expansion of a rational number is either terminating or non-terminating recurring. Also, a number whose decimal expansion is terminating or non-terminating recurring is rational.

 

The decimal expansion of an rational number is non-terminating non-recurring. Also, a number whose decimal expansion is non-terminating non-recurring is irrational.

Answered by | 04 May, 2015, 05:55: PM

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