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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-arctan0.1×300-arctan0.01×300-arctan(1/0.375)*300-arctan(1/84.85)*300+arctan(1/3)*300+arctan(1/10.61)*300 .
Question type: Mathematical calculation
Solution:
-90-arctan0.1×300-arctan0.01×300-arctan(1/0.375)*300-arctan(1/84.85)*300+arctan(1/3)*300+arctan(1/10.61)*300
=-90-arctan0.1×300-arctan0.01×300-arctan2.666667*300-arctan(1/84.85)*300+arctan(1/3)*300+arctan(1/10.61)*300
=-90-arctan0.1×300-arctan0.01×300-arctan2.666667*300-arctan0.011786*300+arctan(1/3)*300+arctan(1/10.61)*300
=-90-arctan0.1×300-arctan0.01×300-arctan2.666667*300-arctan0.011786*300+arctan0.333333*300+arctan(1/10.61)*300
=-90-arctan0.1×300-arctan0.01×300-arctan2.666667*300-arctan0.011786*300+arctan0.333333*300+arctan0.094251*300
=-90-0.099669×300-arctan0.01×300-arctan2.666667*300-arctan0.011786*300+arctan0.333333*300+arctan0.094251*300
=-90-0.099669×300-0.01×300-arctan2.666667*300-arctan0.011786*300+arctan0.333333*300+arctan0.094251*300
=-90-0.099669×300-0.01×300-1.212026*300-arctan0.011786*300+arctan0.333333*300+arctan0.094251*300
=-90-0.099669×300-0.01×300-1.212026*300-0.011785*300+arctan0.333333*300+arctan0.094251*300
=-90-0.099669×300-0.01×300-1.212026*300-0.011785*300+0.32175*300+arctan0.094251*300
=-90-0.099669×300-0.01×300-1.212026*300-0.011785*300+0.32175*300+0.093973*300
=-90-29.9007-0.01×300-1.212026*300-0.011785*300+0.32175*300+0.093973*300
=-90-29.9007-3-1.212026*300-0.011785*300+0.32175*300+0.093973*300
=-90-29.9007-3-363.6078-0.011785*300+0.32175*300+0.093973*300
=-90-29.9007-3-363.6078-3.5355+0.32175*300+0.093973*300
=-90-29.9007-3-363.6078-3.5355+96.525+0.093973*300
=-90-29.9007-3-363.6078-3.5355+96.525+28.1919
=-119.9007-3-363.6078-3.5355+96.525+28.1919
=-122.9007-363.6078-3.5355+96.525+28.1919
=-486.5085-3.5355+96.525+28.1919
=-490.044+96.525+28.1919
=-393.519+28.1919
=-365.3271
Answer:-90-arctan0.1×300-arctan0.01×300-arctan(1/0.375)*300-arctan(1/84.85)*300+arctan(1/3)*300+arctan(1/10.61)*300=-365.3271
Note: Radian