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
240/20*(2.472+1.272)-120*8%+120/32*(33.44-32)
(0.7*1.3/1.14)+(0.7*1.3*1.25/1.14/1.14)+(1.25/0.04/1.14/1.14)
(0.7*1.3/0.14)+(0.7*1.3*1.25/0.14/0.14)+(1.25/0.040.14/0.14)
7.95%*2.08*(30/55)/【1-7.95%*2.08*(30/55)】
150-(25-15×3)×5
cos3
150-(25-15*3)*5
arc sin(1/15)
arc sin(1/10)
2.03-1.89
【1+(65-(65-7)/65)】/2*100%
【1+(65-(65-7)/65)/2*100%
672/46 567/22 403/15
333/19 844/32 666/18 972/36 900/18 888/24 972/46 567/22 403/15
1/1+1/2+1/3+1/4+1/5+1/6+1/7+1/8+1/9+1/10+1/11
0.|1+0.|2+0.|3
891/81 424/24 795/25 735/49 930/66
968/18
229/325
262.8×0.3×[(3.14×0.457²/4)×12-3.14×8.8×10-3×0.457×78.5-0]+0.18×3.14×0.457×262.8
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