Use integration by parts to find the exact value of ∫0π48xcosx dx\displaystyle \int_0^{\frac{\pi}{4}} 8x \cos x \, dx∫04π8xcosxdx
119 exam-style questions on AQA A Level Maths 1.11.5 Integration by substitution and by parts (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.