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" 2.If "g(x)=x^(2)+x-1" and "(gof)(x)=4x...

" 2.If "g(x)=x^(2)+x-1" and "(gof)(x)=4x^(2)-10x+5," then "f((5)/(4))" is "

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If g(x)=x^(2)+x-1 and (gof)(x)=4x^(2)-10x+5, then f((5)/(4)) is equal to:

If g(x)=x^(2)+x+x-1 and g(f(x))=4x^(2)-10x+5 then find f((5)/(4))

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