Secondary 4 Math Square Root Functions — Unit Notes
Every definition and theorem this unit expects you to know, stated once each and written to be revised from: 1 definition and 4 theorems, 4 worked examples, in 7 printable pages. This page lists what the notes cover. The notes themselves come with the Secondary 4 Math bundle.
Unit notes — in the bundle
Not sold separately. The practice worksheet for this unit is free, with no email and no account.
Square Root Functions — what the notes cover
5 sections, in the order the unit is taught. Each entry below is the title of a definition or a theorem the notes state in full.
What you need
Also in this section: 1 note on method and common errors.
The square root function
- Definition — Square root function
- Theorem — The basic graph
Also in this section: 1 worked example, 1 note on method and common errors.
Finding the endpoint and the direction
- Theorem — The endpoint and the four directions
Also in this section: 1 worked example, 1 note on method and common errors.
Finding the rule
- Theorem — From the endpoint and one point
Also in this section: 1 worked example, 1 note on method and common errors.
The inverse, and modelling
- Theorem — The inverse is half a parabola
Also in this section: 1 worked example, 2 notes on method and common errors.
Where the notes are
The notes are one of the documents in the Secondary 4 Math Solutions Bundle, beside the unit test, the challenge problems and every worked answer key. The Square Root Functions practice worksheet is free and stays free.
Every Secondary 4 Math topic — the complete Solutions Bundle
One download, one payment, the whole program. For all 17 Secondary 4 Math units: the worksheet, the reference notes, the challenge set, the unit test and every answer key — these notes included.
- Worked solutions, not answer lists — every step written out
- Covers the whole year's program at this level
- Less than the price of one hour of tutoring — for the entire year's solutions
Practise it, then test yourself
Notes on their own do not make anything stick. This unit has a free, printable practice worksheet, and an end-of-unit test that comes with the bundle.
Square Root Functions practice worksheet About the Square Root Functions unit test