Sine and cosine curve Latest
Periodic Function
A function is periodic if there is a positive number such that for every . The least such positive number is the period of
Periodic Properties of Sine and Cosine Functions.
The sine and cosine functions repeat their values in any interval of length . so the period of sine and cosine function is
That is
Activity
Use the sliders and input boxes to understand the graph of sine and cosine functions
Q1
From the sine curve find the domain and range of sine function
Q2
From the cosine curve find the domain and range of cosine function