Texas Instruments TI-84 - Manual (Page 498)

Chapter 17: Activities 495
5. Press
r. As the graph is plotting, you may press Í to pause and Í
again to resume graphing as you watch the sine function “unwrap” from the unit
circle.
Note: You can generalize the unwrapping. Replace sin(T) in Y2T with any other trig
function to unwrap that function.