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Answer is 2.5 This how i did Multiply and divide [ (x^2 + 5x)^0.5 + x ] -> {[ (x^2 + 5x)^0.5 - x ] * [ (x^2 + 5x)^0.5 + x ]} / [ (x^2 + 5x)^0.5 + x ] -> {x^2+5x - x^2}/ [ (x^2 + 5x)^0.5 + x ] -> 5x/[ (x^2 + 5x)^0.5 + x ] Now taking numerator x down we get -> 5/ [(x^2 + 5x)^0.5 + x ]/x -> 5/...