4MA1/2HR Jan 2023, Question 21: Speed from a Curved Travel Graph
Pearson Edexcel International GCSE Mathematics A 4MA1 · Paper 2HR (Higher) · Calculator · 3 marks
اقرأ هذا الحل مشروحاً بالعربي ←
The question, in short
Use the given graph of y = f(x) to estimate the gradient of the curve at the point P, where x = −2.
Summarised in our own words. Use the official paper for the exact wording and the diagram.
Solution · 3 marks
- 1Tangent drawn at point P where x = −2
- 2Identify two points on the tangent line, e.g. (−4, 0) and (0, 2)
- 3(2 − 0) / (0 − (−4)) = 2 / 4 = 0.5
Answer0.5
Stuck on a step? Read the free lesson: Speed from a Curved Travel Graph
Practise more speed from a curved travel graph questions
Real 4MA1 past-paper questions, marked on your working like the exam, with a worked solution for every part.
Practise free on LemmaraMore past-paper questions on speed from a curved travel graph
Also searched as: 4MA1 2HR January 2023 · 4MA1/2HR · 4ma1 jan23 2hr · question 21.
Lemmara is an independent study tool, not affiliated with or endorsed by Pearson Edexcel. The worked solutions are Lemmara’s own.