OCR A-level Mathematics A · H240

Differential equations

0 of 10 reviewed · Working saved in this browser

OCR format & instructions

Calculator permitted. Give clear working in the answer booklet and label each part. Formulae are provided in the official question paper.

Original topic practice. This set is not a full official paper. Written work is self-reviewed against our worked solutions.

QUESTION PAPER

Mathematics · A levelPure mathematics · H240/01

Torus Maths original · OCR style

A curve satisfies $\frac{dy}{dx}=\frac{y}{x\ln x}$ for $x>1$ and passes through $(\mathrm e,2)$ .

(a)

Find y in terms of x.

[4]

(b)

Find the exact area under the curve between $x=\mathrm e$ and $x=\mathrm e^2$ .

[3]

Question reference: ocr-unseen-11-01Report a question →

Answer booklet

Question 1 · Show your working

(a)

Answer booklet · Question 1(a)

(b)

Answer booklet · Question 1(b)

Need a nudge?Three small hints · no answer revealed