Algebra

• What is the process of putting brackets back into an expression called?

  Factorising
• What is the first step in the factorising method?

  Take out the biggest number that goes into all the terms
• When factorising, what should you do for each letter in every term?

  Take out the highest power that will go into every term
• How do you check your answer after factorising?

  Multiply out the bracket and ensure it matches the original expression
• What are the steps to factorising an expression?

  1. Take out the biggest number that goes into all the terms.
  2. For each letter, take out the highest power that will go into every term.
  3. Open the bracket and fill in the necessary parts to reproduce each term.
  4. Check your answer by multiplying out the bracket.
• What does D.O.T.S. stand for in factorising?

  Difference Of Two Squares