How do you integrate this ?? Sqrt[x^2 +2x +5] dx

Follow Math Help Forum on Facebook and Google+

Originally Posted by railicious How do you integrate this ?? Sqrt[x^2 +2x +5] dx Here are two answers.

Why is there an "s" in the expression on Wolfram? I'd advise the OP to complete the square then make either a trigonometric or hyperbolic substitution. (Hyperbolic should be easier in this case)