![Solution 34657: Converting an Angle from Radian to Degree on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators. Solution 34657: Converting an Angle from Radian to Degree on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.](https://education.ti.com/images/kbase/c34657ss4.bmp)
Solution 34657: Converting an Angle from Radian to Degree on the TI-83 Plus and TI-84 Plus Family of Graphing Calculators.
![Just wondering why my calculator is not giving a result for tan-1(-2/0). The correct answer is apparently meant to be -pi/2 radians. Mode is set radians. : r/EngineeringStudents Just wondering why my calculator is not giving a result for tan-1(-2/0). The correct answer is apparently meant to be -pi/2 radians. Mode is set radians. : r/EngineeringStudents](https://i.redd.it/hi4j8vrkndb71.jpg)
Just wondering why my calculator is not giving a result for tan-1(-2/0). The correct answer is apparently meant to be -pi/2 radians. Mode is set radians. : r/EngineeringStudents
![SOLVED:Calculate (be sure that your calculator is in radian or degree mode as needed). (a) (56.4 tan34.2^∘)/(sin34.1^∘) (b) (5.34 tan21.3^∘)/(sin3.1^∘+cot23.5^∘) (c) tan0.452 (d) sin(-0.361) SOLVED:Calculate (be sure that your calculator is in radian or degree mode as needed). (a) (56.4 tan34.2^∘)/(sin34.1^∘) (b) (5.34 tan21.3^∘)/(sin3.1^∘+cot23.5^∘) (c) tan0.452 (d) sin(-0.361)](https://cdn.numerade.com/previews/31e34e6b-d3dd-47fb-a5a9-ae5fc81b5523.gif)