Topic One (1.1): Indices and Surds

Explorative Tutorials 

Please watch these videos: 

Corbettmaths 

WATCH – Indices (Corbettmaths) Links to an external site.

WATCH – Fractional Indices (Corbettmaths) Links to an external site.

WATCH – Laws of Indices (Corbettmaths) Links to an external site.

WATCH – Negative Indices (Corbettmaths) Links to an external site.

WATCH – Surds Introduction (Corbettmaths) Links to an external site.

WATCH – Surds – Addition and Subtraction (Corbettmaths) Links to an external site.

WATCH – Surds – Rationalising the Denominator (Corbettmaths) Links to an external site.

WATCH – Surds – Expanding Brackets (Corbettmaths) Links to an external site.

HegartyMaths

WATCH – What is a Surd? (HegartyMaths)

WATCH – Simplifying Surds (HegartyMaths)

WATCH – Multiplication and Division with Surds (HegartyMaths)

WATCH – Brackets Involving Surds 1 (HegartyMaths)

WATCH – Brackets Involving Surds 2 (HegartyMaths)

WATCH – Rationalising Surds 1 (HegartyMaths)

WATCH – Rationalising Surds 2 (HegartyMaths)

 

You Do the Maths:

WATCH – Solving equations involving indices (YouTube)

 

Interactive Practice

You will need to use the login codes the first time that you use the MyMaths website - please see General Resources. Once you enter the site, you are welcome to also explore the other activities associated with the topic material.

Now work through these MyMaths activities:

EXPLORE – Indices Part 1 (MyMaths) [Not available with sample course]

EXPLORE – Indices Part 2 (MyMaths) [Not available with sample course]

EXPLORE – Indices Part 3 (MyMaths) [Not available with sample course]

EXPLORE – Surds Part 1 (MyMaths) [Not available with sample course]

EXPLORE – Surds Part 2 (MyMaths) [Not available with sample course]

We encourage you to make the most of our subscription sites. Please see here (MyMaths – Additional Features) for instructions about how to access the online homework facility. Your personal MyPortal log-in will allow you to save all your progress.

Reading and Consolidation

When you have completed your explorative and interactive learning, read and work through the Indices and Surds document provided (not available with sample course), practising and consolidating your knowledge by completing all of the relevant exercises.

Areas covered:

  • Simplifying expressions involving indices
  • Solving equations involving indices
  • Surds
  • Multiplication, division and simplification of surds
  • Rationalising the denominator of a fraction
  • Solving equations involving surds