Use the substitution u=2+exu = 2 + e^xu=2+ex to find ∫e3x2+exdx\displaystyle \int \frac{e^{3x}}{2 + e^x} dx∫2+exe3xdx.
[7]
Markscheme
1.9.28 Integration by substitution (other cases) (A-level only) Questions
59 exam-style questions on OCR (MEI) A Level Maths 1.9.28 Integration by substitution (other cases) (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.