In this article, we look at some great resources that explain the maths concept of functions really well.
(Parent24)
Source

Functions is an important concept in mathematics to grasp.

These sites, blogs and videos do an excellent job of explaining it visually and offer all these videos and more resources for free. Hope this helps!

Which math or science concepts does your child need help with? Please let us know at learn@parent24.com and we'll do our best to find expert material to explain it.

The Maths is Fun website offers a great post about functions. Here's a small screen grab of the introduction:

The article offers a long explanation of functions, including: input, output and their relationship; sets; the rules of functions; examples of when a relationship between numbers or sets is NOT a function; the vertical line test; finite and infinite sets; lots of the terms used for functions, including domain, co-domain and range, argument, variables, etc; ordered pairs; explicit vs implicit functions.

It ends with a few interactive online questions to test the learner's grasp of functions. Highly recommended!

The wonderful Khan Academy has a whole module on functions on their website, including interactive tests. Here's the first video in their functions series:

Math Antics is a great website and YouTube channel that explains mathematics in a simple, visual way. Here Rob explains Functions:

Eddie Woo, who tapes his popular maths classes at a high school in Sydney, Australia, explains functions like this:

Hope this was helpful! Do go to these websites for more in-depth studying and some interactive tests.

### Maths study guides and practice papers on Parent24:

Grade 10: Maths and Maths Lit study guides and practice papers

Grade 11: Maths and Maths Lit study guides and practice papers

Grade 12: Maths and Maths Lit study guides

Grade 12: Past matric exam practice papers for Mathematics

Grade 12: Past matric exam practice papers for Maths Lit

Follow Parent24Learn on Instagram for daily study tips and inspiration!

Which math or science concepts does your child need help with? Please let us know at learn@parent24.com and we'll do our best to find expert material to help explain it.

More on

NEXT ON PARENT24X

#### 'My child's school handed me over to a debt collector. What can I do?'

2019-12-06 11:52

Directories

Everything from parties to pre-schools in your area.

Sandton
STARTEK

Johannesburg
Liberty FA

Johannesburg
Liberty FA

### Property - Find a new home

#### HOUSES FOR SALE IN Randburg, Randpark Ridge

HousesR 2 100 000

#### HOUSES FOR SALE IN Pretoria, Garsfontein

HousesR 4 750 000

#### APARTMENTS / FLATS FOR SALE IN Stellenbosch, Klein Welgevonden

Apartments / FlatsR 1 350 000