Learn How To Do Circular Functions Exam Questions

Circular Functions Sub Topics

Domain & Range, Find the Rule of a function, Find Amplitude, Period & Range, Finding the Value of Pronumerals, Finding Maximum and Minimum Values, Sketching Graphs, Solving Equations, Transformations.

The video below is from the Solving Equations sub topic. It has my solution to Question 21 from the 2007 VCAA Maths Methods Multi Choice exam. This type of question relies on an understanding of the maximum and minimum value that a cos function can have – 27% of students answered it correctly.

2007 Multi-Choice Q21

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