This key facts covers What Can We Solve Graphically? within Graphical Solutions for GCSE Mathematics. Revise Graphical Solutions in Algebra for GCSE Mathematics with 9 exam-style questions and 6 flashcards. This topic appears less often, but it can still be a useful differentiator on mixed-topic papers. It is section 2 of 9 in this topic. Use this key facts to connect the idea to the wider topic before moving on to questions and flashcards.
Topic position
Section 2 of 9
Practice
9 questions
Recall
6 flashcards
What Can We Solve Graphically?
| Equation Type | Graph Intersection | Solution Method |
|---|---|---|
| Linear Equation 2x - 3 = 0 |
Line crosses x-axis | Find x-intercept |
| Simultaneous Linear y = 2x + 1 y = -x + 4 |
Two lines intersect | Find crossing point coordinates |
| Quadratic Equation x² - 3x - 4 = 0 |
Parabola crosses x-axis | Find x-intercepts (roots) |
| Inequalities y ≥ 2x + 1 |
Region above/below line | Identify solution region |