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
(18*0.6*2000+15*0.6*1500+12*0.6*1000)/(18*2000+15*15000+12*1000)
(18*0.6*2000+15*0.6*1500+12*0.6*1000)/18*2000+15*15000+12*1000
5000/(12*200+10*500+9*600)
(12-9)*200+(10-6)*500+4*600
3*5
-5-7
cos-1/2
7-(-5)
2.4×3.5+6.5÷1.3
1.84÷2.3×0.65
18÷0.36÷0.25
2+9
e6000
ln2
e^2/4
(19/14-4/7-3/10)*70
3/11*14+19*3/11
16/5*11/4-5/12*3.2+25/6*16/5-3/2*16/5
(7/6+2/5+7/15)*30
(7/6+2/5+7/15)*30
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