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It supports mathematical functions (including trigonometric functions).
Current location：Mathematical operation > History of Mathematical Computation > Answer
Overview: 1 questions will be solved this time.Among them
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation -90-arctan(0.12×23.894)-arctan(0.02×23.894)-arctan(1/0.205×23.894)-arctan(1/23.894×23.894)+arctan(1/1.3×23.894)+arctan(1/7.073×23.894) .
Question type: Mathematical calculation
Solution:
-90-arctan(0.12×23.894)-arctan(0.02×23.894)-arctan(1/0.205×23.894)-arctan(1/23.894×23.894)+arctan(1/1.3×23.894)+arctan(1/7.073×23.894)
=-90-arctan2.86728-arctan(0.02×23.894)-arctan(1/0.205×23.894)-arctan(1/23.894×23.894)+arctan(1/1.3×23.894)+arctan(1/7.073×23.894)
=-90-arctan2.86728-arctan0.47788-arctan(1/0.205×23.894)-arctan(1/23.894×23.894)+arctan(1/1.3×23.894)+arctan(1/7.073×23.894)
=-90-arctan2.86728-arctan0.47788-arctan116.556103-arctan(1/23.894×23.894)+arctan(1/1.3×23.894)+arctan(1/7.073×23.894)
=-90-arctan2.86728-arctan0.47788-arctan116.556103-arctan1.000012+arctan(1/1.3×23.894)+arctan(1/7.073×23.894)
=-90-arctan2.86728-arctan0.47788-arctan116.556103-arctan1.000012+arctan18.380006+arctan(1/7.073×23.894)
=-90-arctan2.86728-arctan0.47788-arctan116.556103-arctan1.000012+arctan18.380006+arctan3.378205
=-90-1.235224-arctan0.47788-arctan116.556103-arctan1.000012+arctan18.380006+arctan3.378205
=-90-1.235224-0.445796-arctan116.556103-arctan1.000012+arctan18.380006+arctan3.378205
=-90-1.235224-0.445796-1.562217-arctan1.000012+arctan18.380006+arctan3.378205
=-90-1.235224-0.445796-1.562217-0.785404+arctan18.380006+arctan3.378205
=-90-1.235224-0.445796-1.562217-0.785404+1.516443+arctan3.378205
=-90-1.235224-0.445796-1.562217-0.785404+1.516443+1.282999
=-91.235224-0.445796-1.562217-0.785404+1.516443+1.282999
=-91.68102-1.562217-0.785404+1.516443+1.282999
=-93.243237-0.785404+1.516443+1.282999
=-94.028641+1.516443+1.282999
=-92.512198+1.282999
=-91.229199
Answer:-90-arctan(0.12×23.894)-arctan(0.02×23.894)-arctan(1/0.205×23.894)-arctan(1/23.894×23.894)+arctan(1/1.3×23.894)+arctan(1/7.073×23.894)=-91.229199
Note: Radian