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
1900*9.807*220
(-59-18/19)*7
-59*7
-153.62*20^2 + 4141.1*20 - 1995.2
(-1.5+7/3-13/14)/(-1/42)
(-3/2+7/3-13/14)/(-1/42)
arccos√3
-5.6-8/3-[-2/6-10/3]
-164.13*20^2 + 4172.6*20 - 2281.3
log(3,6)
log(3,3)
sqrt(81*6.228411^2+64*6.228411^2)
2/3*19.1*0.001*0.25*3.14*0.8*0.8*0.4*sin(3.14*0.152)/3.14+435*0.001*0.25*3.14*0.028*0.028*0.35*(sin(3.14*0.152)+sin(3.14*(1.25-2*0.152)))/3.14
36*(-29-17/18)
【(-3/2)-4/9-(-11/18)】/(-1/36)
(-0.78)/(-4/5)*(-14/13)
(-0.28)/(-4/5)*(-14/13)
(-1.75-5/9+19/12)/(-1/36)
(-1.75-5/9+19/12)/(-36)
19.5/6[(5.9+2.187)^3×0.27-2.187^3×3.69]=
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