Question

m and n are two rational number such that

`"m"xx"n"=-25/9`

if `"n"=-10/9,`find `"m"`

Answer 1

∴`"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`