GCSE Maths Higher · AQA

GCSE Maths Higher guides

Short, practical guides to the mistakes that cost AQA marks — and the reliable method to avoid each one.

• How to Draw a Straight Line Graph From an Equation

  Draw a straight line graph from an equation like y = mx + c. Step-by-step GCSE Higher maths method (AQA) with a worked table of values and FAQs.

• How to Find the Equation of a Line From Two Points

  Find the equation of a line from two points using a clear, four-step method for GCSE Higher maths (AQA). Worked example, common mistakes and FAQs.

• How to Find the Equation of a Parallel Line

  Find the equation of a parallel line through a given point. Parallel lines share a gradient — clear GCSE Higher maths method (AQA), worked example, FAQs.

• How to Find the Equation of a Perpendicular Line

  Find the equation of a perpendicular line using the negative reciprocal gradient. Clear GCSE Higher maths method (AQA), worked example and FAQs.

• How to Find the Gradient Between Two Coordinates

  Find the gradient between two coordinates using the change in y over change in x. Clear GCSE Higher maths method (AQA), worked example and FAQs.

• Positive or Negative Gradient? Reading a Graph

  Tell if a gradient is positive or negative from a graph at a glance. Clear GCSE Higher maths method (AQA) for reading line direction, with a worked example.