Mathematics
语言:
中文
Language:English
==equ==
Unary equation
Multivariate equation
==cal==
Solution inequality
Mathematical calculation
Fractional calculation
Mathematical statistics
Resolving prime factor
Fraction and Decimal Interactions
Lenders ToolBox
==LiAl==
Determinant
Matrix multiplication
Inverse matrix
==der==
Derivative function
==img==
Function image
==que==
Q&A
current location:Mathematical operation > History of Mathematical Computation
-90-arctan(0.1*44.16)
arctan(4.39÷3*8.085475)-90-arctan(8.085475)-arctan(0.01*8.085475)-arctan(1/3*8.085475)
-90-arctan(2)-arctan(0.01*2)
-90-arctan(3.936)-arctan(0.01*3.936)
-π÷2-arctan(3.936)-arctan(0.01*3.936)
√(16^2÷10^2÷(10^2+1)÷((0.01^2)*10^2+1))
√(1600÷80÷(0.04*80+1)÷((0.0625^2)*80+1))
√(1600÷80÷(0.04*80+1)÷(0.0625^2*80+1))
1600÷80÷(0.04*80+1)÷(0.0625^2*80+1)
-90-arctan(0.2*12.137877)-arctan(0.0625*12.137877)
π÷2-arctan(0.2*12.137877)-arctan(0.0625*12.137877)
[2046×(1+0.0518)×1.0854×1.3612+0]×0.9971
[1-1/(1+6.50%)^66.65]/[1-1/(1+6.50%)^70]
1.02^4.14
1.02^4.15
1.02^4.14
tan55
sin70/1-cos70
sin30
sin70
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