Mathematics
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==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(19.6)-arctan(0.1*19.6)-arctan(0.02*19.6)-arctan(0.01*19.6)-arctan(10*19.6)+arctan(19.6*0.0981)-arctan(19.6*0.0265)
90+arctan(10)-arctan(0.1*10)-arctan(0.02*10)-arctan(0.01*10)-arctan(10*10)
90+arctan(2*5)-arctan(0.1*5)-arctan(0.02*5)-arctan(0.01*5)-arctan(80*5)
arctan(0.77*21)+90-arctan(0.1*21)-arctan(0.01*21)-arctan(0.02*21)-arctan(21*9.1)+arctan(21*0.1241)-arctan(21*0.0183)
arctan(0.77*13)+90-arctan(0.1*13)-arctan(0.01*13)-arctan(0.02*13)-arctan(13*9.1)
arctan(0.77*13)+90-arctan(0.1*13)-arctan(0.01*13)-arctan(0.02*13)
3.46×((55/8.65)+0.75)/0.9× e^{[(55/8.65)+0.75]^2/-4.5}
3.46×((10/8.65)+0.75)/0.9× e^{[(10/8.65)+0.75]^2/-4.5}
3.46×((10/8.65)+0.75)/0.9× e^{[(10/8.65)+0.75]^2/4.5}
3.46×((10/8.65)+0.75)/0.9× e^{-[(10/8.65)+0.75]^2/4.5}
3.46×((10/8.65)+0.75)/0.9 e^{-[(10/8.65)+0.75]^2/4.5}
(-sqrt3)^2+2sqrt3*(-sqrt3)-1
-98+23/1.115+30/1.115^2+38/1.115^3+48/1.115^4
-98+48/1.115+38/1.115^2+30/1.115^3+20/1.115^4
-116.9+19.2*(1-1/1.078^10)/0.078-1.8/(0.078*1.078^10)
0.06804135509348233/(1+3*0.591752*0.591752-3*0.591752)
47-62
ln11-ln14
(20+17.3*2.6+16.7*2.1+19.9*2.3+19.3*3+19*5+19.1*5-175)*0.31-2*18.52*0.88+175
(20+17.3*2.6+16.7*2.1+19.9*2.3+19.3*3+19*5+19.1*5-175)*0.31-2^18.52*0.88+175
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