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f(x)=e^x : R^+ ->R and g(x)=x^2-x : R->R...

`f(x)=e^x : R^+ ->R and g(x)=x^2-x : R->R` Find domain and range of fog (x) and fog(x)

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The correct Answer is:
`fog(x) , gof (x)`
Domain `:(-oo,0)uu(1,oo)`, Domain `:(0,oo)`
Range `:(1,oo)`, Range `:(0,oo)`
NA
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