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Name the property under multiplication used in given: -1929×29-19=1

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Question

Name the property under multiplication used in given:

`-19/29 xx 29/(-19) = 1`

Short Answer
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Solution

We have given, `-19/29 xx 29/(-19) = 1`, which shows that `29/-19` is a multiplicative inverse of `((-19)/29)`.

Thus, it is an inverse property under multiplication. 

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Chapter 1: Rational Numbers - EXERCISE 1.1 [Page 12]

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NCERT Mathematics [English] Class 8
Chapter 1 Rational Numbers
EXERCISE 1.1 | Q 1. (iii) | Page 12

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