This is an alternative assessment task for the HSC topic the trigonometric function. This book allows students to understand and review the concepts of
* (13.2) The functions sin x, cos x, tan x, cosec x, sec x, cot x and their graphs.
* (13.3) Periodicity and other simple properties of the functions sin x, cos x and tan x
Students are to complete each aspect in the 5 following exercises by answering all the questions.
