Calculus tools I have found helpful

[Saladsamurai]

for checking partial fractions, integrals and systems of equations

http://calc101.com/webMathematica/partial-fractions.jsp#topdoit"
http://integrals.wolfram.com"
http://www.gregthatcher.com/Mathematics/GaussJordan.aspx"

Have fun!

Mentors, if there is a better spot for this, feel free to move it there!

 

[Shukie]

Cheers, the integrals one is helpful for me.

 

[CasualDays]

I wish I would had this when I took calculus