Simplifying surds and rationalising denominators ( review)

Objectives: to be able to ,

  • – Use the rules for multiplying and dividing surds
  • – Rationalise the denominator of a fraction
  • – Expand and simplify brackets containing surds.

Prior knowledge: you should already know how to,

  • – Calculate basic square roots.
  • – Simplify fraction ( with denominator and numerator as a whole number).

 

 

This review ends with a test to see if you have achieved the objectives