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प्रश्न
m and n are two rational number such that
`"m"xx"n"=-25/9`
if `"n"=-10/9,`find `"m"`
उत्तर
∴`"m"xx"n"=-25/9`
`"n"=-10/9`
`"m"xx-10/9=(-25)/9`
`"m"=(-25)/9xx9/(-10)`
`"m"=(5xx1)/(1xx2)=5/2=2 1/2`
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