Solution 14291: Performing Cosecant, Cotangent and Cosine Functions on the TI-89 Family, TI-92 Plus and Voyage™ 200.
How do I perform cosecant, cotangent and cosine functions on the TI-89 family, TI-92 Plus and Voyage 200?
The cosecant, cotangent and cosine functions can be found in the CATALOG menu of the TI-89 family, TI-92 Plus and Voyage 200. The syntax for these functions are:
Please refer to the examples provided below:
Example 1: Inputting cos(60)will return the result of 0.5.
Example 2: Inputting cot(60)will return the result of 0.577335.
Example 3: Inputting csc(60) will return the result of 1.1547.
Please Note: The results provided above are based on the calculator being in DEGREE Angle mode and APPROXIMATE Exact/Approx mode.
Please see the TI-89 family, TI-92 family and Voyage 200 guidebooks for additional information.