Here's the question you clicked on:
DHASHNI
integral of 5x/(x+1)(x^2+9).dx
aha that is integration by partial fraction
i think so because you look at the denomeinator and you should be knowing that directly
there is a table in this web line that i will attach and from that you can derive the partial integration and you can go on http://tutorial.math.lamar.edu/Classes/CalcII/PartialFractions.aspx