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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
-90-arctan0.1×10-arctan0.01×10-arctan(1/0.375)10-arctan(1/84.85)10＋arctan(1/3)10＋arctan(1/10.61)10=
-90-arctan0.1×10-arctan0.01×10-arctan(1/0.375)18-arctan(1/84.85)10＋arctan(1/3)10＋arctan(1/10.61)10=
-90-arctan0.1×7-arctan0.01×7-arctan(1/0.375)7-arctan(1/84.85)7＋arctan(1/3)7＋arctan(1/10.61)7=
-90-arctan0.1×5-arctan0.01×5-arctan(1/0.375)5-arctan(1/84.85)5＋arctan(1/3)5＋arctan(1/10.61)5=
-90-arctan0.1×3-arctan0.01×3-arctan(1/0.375)3-arctan(1/84.85)3＋arctan(1/3)3＋arctan(1/10.61)3=
-90-arctan0.1×1-arctan0.01×1-arctan(1/0.375)-arctan(1/84.85)＋arctan(1/3)＋arctan(1/10.61)=
-90-arctan0.1×0.8-arctan0.01×0.8-arctan(1/0.375)0.8-arctan(1/84.85)0.8＋arctan(1/3)0.8＋arctan(1/10.61)0.8=
-90-arctan0.1×0.7-arctan0.01×0.7-arctan(1/0.375)0.7-arctan(1/84.85)0.7＋arctan(1/3)0.7＋arctan(1/10.61)0.7=
-90-arctan0.1×0.5-arctan0.01×0.5-arctan(1/0.375)0.5-arctan(1/84.85)0.5＋arctan(1/3)0.5＋arctan(1/10.61)0.5 =
-90-arctan0.1×0.375-arctan0.01×0.375-arctan(1/0.375)0.375-arctan(1/84.85)0.375＋arctan(1/3)0.375＋arctan(1/10.61)0.375 =
-90-arctan0.1×0.1-arctan0.001-arctan(1/0.375)0.1-arctan(1/84.85)0.1＋arctan(1/3)0.1＋arctan(1/10.61)0.1 =
20lg180-20lg100-20lg50-20lg16.667
（250×√((98.07÷3)^2＋1)×√((98.07÷10.61)^2＋1))÷(98.07×√（9.807^2＋1）×√（0.9807^2＋1）×√（(98.07÷0.375)^2＋1）×√（(98.07÷84.85)^2＋1）) =
√2
lg10
-90-arctan35-arctan3.5
-90-arctan 35-arctan 3.5
-90-arctan 35-arctan 3.5
0.02/(1000((0.01*1000^2+1)(0.0001*1000^2+1))^0.5)
0.02/(800((0.01*800^2+1)(0.0001*800^2+1))^0.5)
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-90-arctan0.1×10-arctan0.01×10-arctan(1/0.375)18-arctan(1/84.85)10＋arctan(1/3)10＋arctan(1/10.61)10=
-90-arctan0.1×7-arctan0.01×7-arctan(1/0.375)7-arctan(1/84.85)7＋arctan(1/3)7＋arctan(1/10.61)7=
-90-arctan0.1×5-arctan0.01×5-arctan(1/0.375)5-arctan(1/84.85)5＋arctan(1/3)5＋arctan(1/10.61)5=
-90-arctan0.1×3-arctan0.01×3-arctan(1/0.375)3-arctan(1/84.85)3＋arctan(1/3)3＋arctan(1/10.61)3=
-90-arctan0.1×1-arctan0.01×1-arctan(1/0.375)-arctan(1/84.85)＋arctan(1/3)＋arctan(1/10.61)=
-90-arctan0.1×0.8-arctan0.01×0.8-arctan(1/0.375)0.8-arctan(1/84.85)0.8＋arctan(1/3)0.8＋arctan(1/10.61)0.8=
-90-arctan0.1×0.7-arctan0.01×0.7-arctan(1/0.375)0.7-arctan(1/84.85)0.7＋arctan(1/3)0.7＋arctan(1/10.61)0.7=
-90-arctan0.1×0.5-arctan0.01×0.5-arctan(1/0.375)0.5-arctan(1/84.85)0.5＋arctan(1/3)0.5＋arctan(1/10.61)0.5 =
-90-arctan0.1×0.375-arctan0.01×0.375-arctan(1/0.375)0.375-arctan(1/84.85)0.375＋arctan(1/3)0.375＋arctan(1/10.61)0.375 =
-90-arctan0.1×0.1-arctan0.001-arctan(1/0.375)0.1-arctan(1/84.85)0.1＋arctan(1/3)0.1＋arctan(1/10.61)0.1 =
20lg180-20lg100-20lg50-20lg16.667
（250×√((98.07÷3)^2＋1)×√((98.07÷10.61)^2＋1))÷(98.07×√（9.807^2＋1）×√（0.9807^2＋1）×√（(98.07÷0.375)^2＋1）×√（(98.07÷84.85)^2＋1）) =
√2
lg10
-90-arctan35-arctan3.5
-90-arctan 35-arctan 3.5
-90-arctan 35-arctan 3.5
0.02/(1000((0.01*1000^2+1)(0.0001*1000^2+1))^0.5)
0.02/(800((0.01*800^2+1)(0.0001*800^2+1))^0.5)
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