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 Inequality Computation
5x-7<3x
4x-15<2x-3
{x≤2+1/3 {x>-1
2×(r-20)×(r+1)≥-3
x≤2+1/3 x>-1
2×(r-21)×r≤-3
x>-4 x>-2.5
5y-4
3x+2<=0
5-3x>=2
2(1-x)>3(x-1)
3x+1<9-x
0.8[0.8x+0.3(400-x)]+0.3*[0.7(400-x)+0.2x]>200
(6-3x)/2≥1-(2x-1)/3
(0.51×33680x+0.51×28000)÷(16420x+13600)<(0.49×33680+0.49+28000)÷(17440x+14400)
(17176.8x+14280)÷(16240x+13600)>(16503.2x+13720)÷(17440x+14400)
x∧2+5x+6<0
12>(1.5+1.5+2+1.5+2+1.5+1.5+2)/(1+X%)
12>(2+2+1.5+2+1.5+1.5+1.5+2)/(1+X%)
12>(2+2+1.5+2+2+2+1.5+2+1.5+2)/(1+X%)
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