数学计算：
直接输入数学计算式，点击“下一步”按钮，即可获得计算答案。
它支持数学函数（包括三角函数）。
直接输入数学计算式，点击“下一步”按钮，即可获得计算答案。
它支持数学函数（包括三角函数）。
当前位置：数学运算 > 数学计算史
-90-arctan(0.1*20)-arctan(0.01*20)-arctan(20/0.375)-arctan(20/84.85)+arctan(20/3)+arctan(20/10.61)
-90-arctan(0.1*0.2)-arctan(0.01*0.2)-arctan(0.2/0.375)-arctan(0.2/84.85)+arctan(0.2/3)+arctan(0.2/10.61)
-90-arctan(0.1*0.1)-arctan(0.01*0.1)-arctan(0.1/0.375)-arctan(0.1/84.85)+arctan(0.1/3)+arctan(0.1/10.61)
-90-arctan(0.1*10)-arctan(0.01*10)-arctan(10/0.375)-arctan(10/84.85)+arctan(10/3)+arctan(10/10.61)
-90-arctan(0.1*0.4)-arctan(0.01*0.4)-arctan(0.4/0.375)-arctan(0.4/84.85)+arctan(0.4/3)+arctan(0.4/10.61)
-90-arctan(0.1*8)-arctan(0.01*8)-arctan(8/0.375)-arctan(8/84.85)+arctan(8/3)+arctan(8/10.61)
-90-arctan(0.1*6)-arctan(0.01*6)-arctan(6/0.375)-arctan(6/84.85)+arctan(6/3)+arctan(6/10.61)
-90-arctan(0.1*4)-arctan(0.01*4)-arctan(4/0.375)-arctan(4/84.85)+arctan(4/3)+arctan(4/10.61)
-90-arctan(0.1*0.1)-arctan(0.01*0.1)-arctan(0.1/0.375)-arctan(0.1/84.85)+arctan(0.1/3)+arctan(0.1/10.61)
-90-arctan(0.1*2)-arctan(0.01*2)-arctan(2/0.375)-arctan(2/84.85)+arctan(2/3)+arctan(2/10.61)
-90-arctan(0.1*0.4)-arctan(0.01*0.4)-arctan(0.4/0.375)-arctan(0.4/84.85)+arctan(0.4/3)+arctan(0.4/10.61)
-90-arctan(0.1*1)-arctan(0.01*1)-arctan(1/0.375)-arctan(1/84.85)+arctan(1/3)+arctan(1/10.61)
-90-arctan(0.1*0.8)-arctan(0.01*0.8)-arctan(0.8/0.375)-arctan(0.8/84.85)+arctan(0.8/3)+arctan(0.8/10.61)
-90-arctan(0.1*0.4)-arctan(0.01*0.4)-arctan(0.4/0.375)-arctan(0.4/84.85)+arctan(0.4/3)+arctan(0.4/10.61)
-90-arctan(0.1*0.2)-arctan(0.01*0.2)-arctan(0.2/0.375)-arctan(0.2/84.85)+arctan(0.2/3)+arctan(0.2/10.61)
-90-arctan(0.1*0.6)-arctan(0.01*0.6)-arctan(0.6/0.375)-arctan(0.6/84.85)+arctan(0.6/3)+arctan(0.6/10.61)
-90-arctan(0.1*0.4)-arctan(0.01*0.4)-arctan(0.4/0.375)-arctan(0.4/84.85)+arctan(0.4/3)+arctan(0.4/0.61)
-90-arctan(0.1*0.2)-arctan(0.01*0.2)-arctan(0.2/0.375)-arctan(0.2/84.85)+arctan(0.2/3)+arctan(0.2/0.61)
（660000+20000×60）÷60
arctan-2
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-90-arctan(0.1*0.2)-arctan(0.01*0.2)-arctan(0.2/0.375)-arctan(0.2/84.85)+arctan(0.2/3)+arctan(0.2/10.61)
-90-arctan(0.1*0.1)-arctan(0.01*0.1)-arctan(0.1/0.375)-arctan(0.1/84.85)+arctan(0.1/3)+arctan(0.1/10.61)
-90-arctan(0.1*10)-arctan(0.01*10)-arctan(10/0.375)-arctan(10/84.85)+arctan(10/3)+arctan(10/10.61)
-90-arctan(0.1*0.4)-arctan(0.01*0.4)-arctan(0.4/0.375)-arctan(0.4/84.85)+arctan(0.4/3)+arctan(0.4/10.61)
-90-arctan(0.1*8)-arctan(0.01*8)-arctan(8/0.375)-arctan(8/84.85)+arctan(8/3)+arctan(8/10.61)
-90-arctan(0.1*6)-arctan(0.01*6)-arctan(6/0.375)-arctan(6/84.85)+arctan(6/3)+arctan(6/10.61)
-90-arctan(0.1*4)-arctan(0.01*4)-arctan(4/0.375)-arctan(4/84.85)+arctan(4/3)+arctan(4/10.61)
-90-arctan(0.1*0.1)-arctan(0.01*0.1)-arctan(0.1/0.375)-arctan(0.1/84.85)+arctan(0.1/3)+arctan(0.1/10.61)
-90-arctan(0.1*2)-arctan(0.01*2)-arctan(2/0.375)-arctan(2/84.85)+arctan(2/3)+arctan(2/10.61)
-90-arctan(0.1*0.4)-arctan(0.01*0.4)-arctan(0.4/0.375)-arctan(0.4/84.85)+arctan(0.4/3)+arctan(0.4/10.61)
-90-arctan(0.1*1)-arctan(0.01*1)-arctan(1/0.375)-arctan(1/84.85)+arctan(1/3)+arctan(1/10.61)
-90-arctan(0.1*0.8)-arctan(0.01*0.8)-arctan(0.8/0.375)-arctan(0.8/84.85)+arctan(0.8/3)+arctan(0.8/10.61)
-90-arctan(0.1*0.4)-arctan(0.01*0.4)-arctan(0.4/0.375)-arctan(0.4/84.85)+arctan(0.4/3)+arctan(0.4/10.61)
-90-arctan(0.1*0.2)-arctan(0.01*0.2)-arctan(0.2/0.375)-arctan(0.2/84.85)+arctan(0.2/3)+arctan(0.2/10.61)
-90-arctan(0.1*0.6)-arctan(0.01*0.6)-arctan(0.6/0.375)-arctan(0.6/84.85)+arctan(0.6/3)+arctan(0.6/10.61)
-90-arctan(0.1*0.4)-arctan(0.01*0.4)-arctan(0.4/0.375)-arctan(0.4/84.85)+arctan(0.4/3)+arctan(0.4/0.61)
-90-arctan(0.1*0.2)-arctan(0.01*0.2)-arctan(0.2/0.375)-arctan(0.2/84.85)+arctan(0.2/3)+arctan(0.2/0.61)
（660000+20000×60）÷60
arctan-2
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