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
13.5×0.68×0.5
13.5×0.68×0.5+3
2016^0-2^2
sin30
sin30
(114514+114514)*(11451+4+(11*(4+5)*14-11+45-1-4))+(11*4514+(114*5*14+(11*4*(5+14)-11+4-5+14)))
2009*(25/1004)
2009*(25/1004)
39×0.75×0.5+3
39×0.72×0.5+3
69.8×0.75×0.5+3
37.6×0.72×0.5+3
(97.498-25)×4.5×1.153×10^(-5)
40.5×0.75×0.5+3
42.7×0.75×0.5+3
42.7×0.72×0.5+3
20.7×0.72×0.5+3
(39.53-25)×4.5×1.112×10^(-5)=
47×0.75×0.5+3
36×0.72×0.5+3
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