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Edexcel A-Level Mathematics AS P1.2.1 Equation of a Straight Line Questions

Practise Edexcel IAL Mathematics P1.2.1 by finding gradients from coordinates, writing lines in the required form and solving exact line intersections.

Syllabus
First assessment 2019
Course
Mathematics YMA01
Level
AS

Exam points

  • calculate a gradient from two points, including surd or fractional coordinates
  • form a line equation through a given point and convert it to the requested form
  • solve simultaneous line equations to find exact intersection coordinates

Edexcel A-Level Mathematics AS P1.2.1 Equation of a Straight Line Questions question 1

[Maximum number: 3]
Figure 2

Figure 2

Figure 2 shows the points P, Q and R.
Points P and Q have coordinates (-1,4) and (4,7) respectively.

Find an equation for the straight line passing through points P and Q.

Give your answer in the form ax+by+c=0 where a,b and c are integers.

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