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Reading iteration notation

Reading iteration notation

Iteration means repeatedly applying the same rule. In xn+1=2+6xn2x_{n+1}=2+\frac{6}{x_n^2}xn+1​=2+xn2​6​, xnx_nxn​ is the current value and xn+1x_{n+1}xn+1​ is the next value.

Iteration Lesson

  1. GCSE
  2. /Maths
  3. /Iteration

Step-by-step lessons covering Eduqas GCSE Maths Iteration for Foundation and Higher tier. Each lesson works through exam-style questions in Component 1 and Component 2 format. Build fluency with number, ratio and algebra first, since geometry, probability and statistics topics rely on them, and leave extra time nearer the exam for Higher-tier problem-solving and multi-step reasoning questions.

Lessons

SurdsBoundsDirect and Inverse ProportionQuadratic FormulaFactorising Harder QuadraticsAlgebraic FractionsRearranging Harder FormulaeInverse and Composite FunctionsIterationFinding the Area of Any TriangleThe Sine RuleThe Cosine RuleCongruent Triangles3d Pythagoras and TrigonometryHistogramsConditional Probability