Algebraic Expressions & Factors

Algebra · O/L Maths

Expanding, simplifying and factorising expressions.

sub-topics

• Simplifying expressions
  Collect like terms and expand brackets.
• Common factors
  Factorising by taking out a common factor.
• Factorising by grouping
  Four-term expressions.
• Difference of two squares
  a² − b² = (a + b)(a − b).
• Factorising quadratics
  Factorise x² + bx + c and ax² + bx + c.
• Algebraic fractions
  Simplify, add, subtract, multiply and divide.