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IGCSE Additional Math7.1. Use straight-line equationsTopic Practice

7.1. Use straight-line equations

CAIE IGCSE Additional Math 7.1. Use straight-line equations question practice helps you revise this syllabus point with the course map in view. Use this page to focus on one topic, check the style of questions available, and connect each attempt back to the knowledge area it is testing.

EduNinja keeps Additional Math practice aligned to CAIE, so you can move from topic review into exam-style question bank work without losing the syllabus structure. Start with a small set, mark the weak steps, then return to nearby topic links when a definition, graph, calculation, or explanation needs repair.

Question 1(a)

[Maximum number: 5]

(a) A straight line passes through the points (4, 23) and ( -8,29 ). Find the point of intersection, P, of this line with the line y=2 x+5.

A straight line passes through the points (4, 23) and ( -8,29 ). Find the point of intersection, P, of this line with the line y=2 x+5.

Question 5(b)

[Maximum number: 2]

On the axes, sketch the graph of y=5sin⁡x−2y=5 \sin x-2 for 0∘⩽x⩽360∘0^{\circ} \leqslant x \leqslant 360^{\circ}.

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Question 7(a)

[Maximum number: 2]

The point A has coordinates ( -2,4 ).
The point B has coordinates (6,10).
The point C has coordinates (12,2).

Find the gradients of the lines A B, A C and BC.

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