(The green linked lessons can be clicked on to see the lesson and are included in the Basic Membership!)

### Domain & Range

- Q2 Find the correct Domain given the Range of a Linear function.
- Q1 Find the Domain of a Linear function given it’s Range.

### Co-ordinate Geometry

- Q1 Find the midpoint of two points.
- Q2 Find the gradient of the perpendicular line.
- Q2 Find the midpoint of two points in terms of d.

### Matrices

- Q4 Find the correct Matrix equation for a system of 3 Simultaneous equations.
- Q5 Find the equivalent Matrix equation for a system of 3 Simultaneous Equations.

### Finding the Value of Pro-numerals

- Q19 Find the value of m for no solutions to 2 Linear equations.
- Q5 Find the value of ‘a’ for a unique solution to 2 Linear equations.
- Q6 Find the value of ‘a’ for infinitely many solutions to 2 Linear equations.
- Q6 Find the value of ‘k’ for no solutions to 2 Linear equations and find ‘k’ for a unique solution.
- Q17 Find the value of ‘a’ for no solutions to 2 Linear equations.

The video below has my solution to Question 5 from the 2007 VCAA Maths Methods Short Answer exam. It’s one of the more difficult questions involving Linear Relations and was not answered well. Only 36% of students answered it correctly.