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Edexcel IGCSE Math A 3.3.HE intersections of graphs

Practise graph-intersection questions by drawing a suitable line or solving the line and curve equations to find the crossing points.

Syllabus
First assessment 2018
Course
Math A 4MA1
Level
Higher

Exam points

  • Draw a suitable straight line on a graph to estimate equation solutions.
  • Solve simultaneous line-and-curve equations to find intersection coordinates.
  • Give graph-based solution estimates to the required decimal-place accuracy.

3.3.HE Intersections of linear and non-linear graphs question 1

[Maximum number: 2]

The diagram shows the graph of y=f(x) for −4⩽x⩽12-4 \leqslant x \leqslant 12

Figure for Question 3.3.HE Intersections of linear and non-linear graphs question 1 — Edexcel IGCSE Math A Higher

The point P on the curve has x coordinate 2

Use the graph to find the two possible values of k.

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