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1.8.2 Small angle approximations (A-level only)
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Radians are essential

Radians are essential

A small angle approximation replaces a trigonometric function with a simpler algebraic expression when the angle is close to zero. The angle must be measured in radians, because the standard approximations depend on radian measure.

1.8.2 Small angle approximations (A-level only) Lesson

  1. A Level
  2. /Maths
  3. /1.8.2 Small angle approximations (A-level only)

Step-by-step lessons on AQA A Level Maths 1.8.2 Small angle approximations (A-level only). Each one builds up to exam-style questions. Build fluency with the core pure algebra and calculus toolkit early, since almost every mechanics and statistics topic on the course depends on it.

Lessons