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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-arctan0.12×300-arctan0.02×300-arctan(1/0.205)*300-arctan(1/23.894)*300+arctan(1/1.3)*300+arctan(1/7.073)*300 .
Question type: Mathematical calculation
Solution:
-90-arctan0.12×300-arctan0.02×300-arctan(1/0.205)*300-arctan(1/23.894)*300+arctan(1/1.3)*300+arctan(1/7.073)*300
=-90-arctan0.12×300-arctan0.02×300-arctan4.878049*300-arctan(1/23.894)*300+arctan(1/1.3)*300+arctan(1/7.073)*300
=-90-arctan0.12×300-arctan0.02×300-arctan4.878049*300-arctan0.041852*300+arctan(1/1.3)*300+arctan(1/7.073)*300
=-90-arctan0.12×300-arctan0.02×300-arctan4.878049*300-arctan0.041852*300+arctan0.769231*300+arctan(1/7.073)*300
=-90-arctan0.12×300-arctan0.02×300-arctan4.878049*300-arctan0.041852*300+arctan0.769231*300+arctan0.141383*300
=-90-0.119429×300-arctan0.02×300-arctan4.878049*300-arctan0.041852*300+arctan0.769231*300+arctan0.141383*300
=-90-0.119429×300-0.019997×300-arctan4.878049*300-arctan0.041852*300+arctan0.769231*300+arctan0.141383*300
=-90-0.119429×300-0.019997×300-1.368598*300-arctan0.041852*300+arctan0.769231*300+arctan0.141383*300
=-90-0.119429×300-0.019997×300-1.368598*300-0.041828*300+arctan0.769231*300+arctan0.141383*300
=-90-0.119429×300-0.019997×300-1.368598*300-0.041828*300+0.655696*300+arctan0.141383*300
=-90-0.119429×300-0.019997×300-1.368598*300-0.041828*300+0.655696*300+0.140452*300
=-90-35.8287-0.019997×300-1.368598*300-0.041828*300+0.655696*300+0.140452*300
=-90-35.8287-5.9991-1.368598*300-0.041828*300+0.655696*300+0.140452*300
=-90-35.8287-5.9991-410.5794-0.041828*300+0.655696*300+0.140452*300
=-90-35.8287-5.9991-410.5794-12.5484+0.655696*300+0.140452*300
=-90-35.8287-5.9991-410.5794-12.5484+196.7088+0.140452*300
=-90-35.8287-5.9991-410.5794-12.5484+196.7088+42.1356
=-125.8287-5.9991-410.5794-12.5484+196.7088+42.1356
=-131.8278-410.5794-12.5484+196.7088+42.1356
=-542.4072-12.5484+196.7088+42.1356
=-554.9556+196.7088+42.1356
=-358.2468+42.1356
=-316.1112
Answer:-90-arctan0.12×300-arctan0.02×300-arctan(1/0.205)*300-arctan(1/23.894)*300+arctan(1/1.3)*300+arctan(1/7.073)*300=-316.1112
Note: Radian