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
(m+2)^2-2m(m+2)+4<0 (m-1)^2-2m(m-1)+4>0
(m+2)^2-2m(m+2)+4>0 (m-1)^2-2m(m-1)+4<0
2500≥36x+20(100-x)
0.7×40x<0.8×40(x-6)
34≥1.2(10+x)+x
1800≥80(20-x)+110x
2000≥20x+42×30
1350≥8x+5(200-x)
80(15-x)+200x≥1800
1050≥0.9×150x+0.85×100(10-x)
120x+90(50-x)≥4800
120x≥90(50-x)
x≥2/5(50-x)
x≥5/2(50-x)
X十1≤(2X-5)÷3
x-0.025x-50>=x-0.01x
x<2
2/x-2x>0
2/x-2x>0
2/x-2x>0
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