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Mathematical calculation:
    Enter the mathematical formula directly and click the "Next" button to get the calculation answer.
    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 arctan(0.5×11.92)-90-arctan(10×11.92)-arctan(0.03×11.92)-arctan(0.0047×11.92)+180 .
    Question type: Mathematical calculation
    Solution:
          arctan(0.5×11.92)-90-arctan(10×11.92)-arctan(0.03×11.92)-arctan(0.0047×11.92)+180
        =arctan5.96-90-arctan(10×11.92)-arctan(0.03×11.92)-arctan(0.0047×11.92)+180
        =arctan5.96-90-arctan119.2-arctan(0.03×11.92)-arctan(0.0047×11.92)+180
        =arctan5.96-90-arctan119.2-arctan0.3576-arctan(0.0047×11.92)+180
        =arctan5.96-90-arctan119.2-arctan0.3576-arctan0.056024+180
        =1.40456-90-arctan119.2-arctan0.3576-arctan0.056024+180
        =1.40456-90-1.562407-arctan0.3576-arctan0.056024+180
        =1.40456-90-1.562407-0.343429-arctan0.056024+180
        =1.40456-90-1.562407-0.343429-0.055965+180
        =-88.59544-1.562407-0.343429-0.055965+180
        =-90.157847-0.343429-0.055965+180
        =-90.501276-0.055965+180
        =-90.557241+180
        =89.442759

    Answer:arctan(0.5×11.92)-90-arctan(10×11.92)-arctan(0.03×11.92)-arctan(0.0047×11.92)+180=89.442759
    Note: Radian


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