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
182=x-(x/0.7)*0.05
x^2015-x^2014
3x≥x+9>3+2x≤xx-x-7
0.|3
60a+80(150-a)<10840 150-a>1.5a
ln1.098612
ln3
ln(3)
(250*40+300*60)-(200*40+240*60)
(250*39+300*61)-(200*39+240*61)
(250*38+300*62)-(200*38+240*62)
0=0/x
0.0
1
0.5
-1600<-40x -40x<-1500
2a+1>0 2a-3<0
2x>-3 x-1<8-2x
135/8 145/8
75<5y-3(20-y) 5y-3(20-y)<85
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