Algebra and Functions

Algebra and Functions

Algebra Fundamentals

  • Understand, simplify and manipulate algebraic expressions
  • Familiarise yourself with equations and inequalities: Solve linear and quadratic equations and inequalities, simultaneous equations and equations involving fractions.
  • Expand products of two binomials and simplify expressions involving the sums and differences of cubes.
  • Develop effective ways to factorise quadratic and cubic equations.
  • Apply the laws of indices for real numbers.

Functions

  • Understand the concept of a function and the notation associated with it.
  • Be able to sketch simple functions.
  • Recognise the graph of a function and its related transformations.
  • Use addition, subtraction, multiplication, division and composition of functions.
  • Understand the inverse function and be able to find it.
  • Explore the modulus function including graphing and solving equations and inequalities involving modulus.
  • Analyse real-world situations and model them using functions.

Algebraic Methods

  • Comprehend and use the standard algebraic techniques: factorisation, completing the square in a quadratic, simple algebraic long division, simplifying rational expressions.
  • Be adept at the solution of equations and inequalities: forming and solving linear, quadratic and simple cubic equations and simultaneous equations; solving inequalities; solving equations and inequalities involving modulus functions.
  • Understand the binomial expansion of expressions including those involving fractional powers.
  • Be able to solve a variety of equations that require knowledge and understanding of functions, notation and terminology.

Sequence And Series

  • Understand the concepts of sequences and series, including arithmetic and geometric progressions.
  • Analyse Sigma notation and use it to find the sum of a finite arithmetic series.
  • Understand the concept of a limit of a sequence and a series.
  • Apply the binomial expansion to sequences and series to calculate a general term.

Algebraic Logarithms

  • Know how to calculate with logarithms and apply logarithmic identities.
  • Grasp the properties of logarithms and their use in solving equations.
  • Leverage logarithms to solve growth and decay problems.

Remember, these bullet points are not exhaustive and are provided as a guide to start your revision. Please refer to your class materials, textbooks, and past exam papers for a more in-depth revision.