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Find the multiplicative inverse (recipro...

Find the multiplicative inverse (reciprocal) 0f each of the following rational numbers:
(i)`(-7)/9`
(ii) `(-3)/(-5)`
(iii) `2/3xx9/4`

Text Solution

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(i)`(-7)/9`
Changing the numerator and denominator
`=(-9)/7`

(ii) `(-3)/(-5)`
Changing the numerator and denominator
`=5/3`

(iii) `2/3xx9/4``=3/2`
Changing the numerator and denominator
=`2/3`
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