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:Solving equations online >
On line Solution of Monovariate Equation
> The history of univariate equation calculation
20lg(1/(2x*sqrt(1+2x^2)))=4.58
20lg(1/(2x*sqrt(1+2x^2)))=8
20lg(1/2x)=-6
20lg(1/x)=-6
1/(2x*sqrt(1-x^2))=8
1/(2x*sqrt(1-x^2))=4.58
x×√(1+x∧2)×√(1+0.04x∧2)=1
x×√(1+x∧2)×√(1+0.2x∧2)
x^2+(12-1/2*x)^2=40
-x^2-2x+3
x^2-9.4x+15.3=0
0.4:1.2=x:2/3
2x+x=27
99.74=(1424-x)/1424
2x+1/3=1-x-1/5
1/(1+e^(-x)) = 10^(-7)
1/(1+e^(-x)) = 10^(-6)
1/(1+e^(-x))=10^(-18)
1/(1+e^(-x))=10^(-5)
1/(1+e^(-x))=10^(-7)
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