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1. ### Partial Fraction Decomposition problem

Ohh okay I see. Thanks so much for the help! Would you be willing to help me with another partial fraction decomposition question?
2. ### Partial Fraction Decomposition problem

Ohh okay, I'm glad it's not incorrect then! Here's the other solution I was referring to :
3. ### Partial Fraction Decomposition problem

Homework Statement Evaluate ∫((secx)^2)/[((tanx)^2)+(3tanx)+2] Homework Equations Partial fraction decomposition The Attempt at a Solution So here's what I did: But this is incorrect. It says the correct answer is -2lnabs(\frac{1}{2tanx+3}+\sqrt{4(tanx+3/2)^{2}-1}), which was...
4. ### Substitution and Integration by Parts

I see my mistake now! Thanks for the help :)
5. ### Substitution and Integration by Parts

Homework Statement First make a substitution and then use integration by parts to evaluate the integral. ∫x^{7}cos(x^{4})dx Homework Equations Equation for Substitution: ∫f(g(x))g'(x)dx = ∫f(u)du Equation for Integration by Parts: ∫udv = uv - ∫vdu The Attempt at a Solution So...
6. ### Integration by Parts 5x ln(4x)dx

Oh whoops! I can't believe I didn't notice such an obvious mistake. Thanks, I got the right answer now. :)
7. ### Integration by Parts 5x ln(4x)dx

Homework Statement Use integration by parts to evaluate the integral. ∫5x ln(4x)dx Homework Equations ∫udv = uv - ∫vdu The Attempt at a Solution So here's my solution: But the computer is telling me I'm wrong :( We haven't learned how to integrate lnx yet, so the...