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प्रश्न
Find `1/3 xx (-5)/7 xx (-21)/10`
योग
उत्तर
`1/3 xx (-5)/7 xx (-21)/10`
= `1/3 xx ((-5)/7 xx (-21)/10)`
= `1/3 xx 3/2`
= `1/2`
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अध्याय 1: Rational Numbers - Exercise [पृष्ठ २३]
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