Quadratics: Nature of roots + completing the square

Coordinate geometry questions and solution

Quadratics past years and solution

Interesting on TRIGONOMETRIC IDENTITIES

Examples and common errors are in the pdf.

http://www.math.siu.edu/previews/109/109_Topic8.pdf

Solving trigonometric equation and solution

Trigonometry assignment and solution

Proving identities and solution

Past year APR test

Make sure you try it and compare with your own work.

Function past-year and solution