Note AcademyNote Academy

Mathematics (AS & A Level) · Oct / Nov 2021 · Paper 31 · Question 4

9709

As printed in the paper

The question as text

Using the substitution u = x, find the exact value of Ô ∞ 3 1 x + 1 x dx. [6]

Read automatically from the paper; the printed page above is exact.

Show the answer and mark scheme

Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.