Grade 12th passAlgebraf([x^2 + 1]/x)=x^2 + 1/x^2,x is not equal to 0then f(x)=? Abaidullah Ramay 8 Years agoGrade 12th pass
Khimraj8 Years agosimply put x2 = t-1f(t) = t/(t-1)Now put t = xf(x) = x/(x-1).Hope it clears......................................