Week 3: Formulae and Functions

This time we are dealing with formulae. We cover substituting numbers into a formula, rearranging a formula to change the subject, and there is an introduction to functions.

You will need a calculator for some of these questions. Try them without looking up anything initially to see how much you can remember.

Self-evaluation

How did you get on with the questions?

You can check your answers here with the worked solutions

If you could confidently solve all the questions, you are ready for the topics in the next block
If you had some issues with the questions, use the HELM workbooks below to revise the topics

HELM workbooks:

You might like to do some extra practice. Use the HELM workbooks and interactive questions below to do as much practice as you like. Use your lboro login details and enrol with key 'HELM2020' to access the interactive questions.

HELM workbook 1 - Basic Algebra - using section:

  • 1.5 Formulae & Transposition

HELM workbook 2 - Basic functions - using section:

Additional resources

Mathcentre Business Leaflets