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
90-arctanx/2-arctanx=60
arctan(x)=60
arctan(3x/2/(1--x^2/2))=60
3x/2/(1--x^2/2)=3.14/3
90-arctanx/2-arctanx=30
x/(0.166723*sqrt(1+100*0.166723^2)*sqrt(1+0.01*0.166723^2))=1
90-arctan(10x)-arctan(0.1x)=30
10.1x/(1-x^2)=60
-0.42^3+3*0.42^2-2*0.42+2x=0
3x+8=x
35*6=x
1.11×1850×(t-50)=609.8×0.915×(59.2+109.2-t)
171565.71=172800/(1+X)
1234.29=172800/(1+X)
(26.127+x)×1.95=52.254+69.431-x
x^5-9*x^4+28*x^3-35*x^2+15*x-1=0
9a^3-18a^2+a-1=0
5.4557=((30.56*0.847(x+0.1))/(1+0.847(x+0.1))*((100-8.28-1.4)/100)*(1/(1+0.31*1.4)+((2.26(x+0.1))/(1.3*0.101325))
y=4.6*10^17*(1.8*0.00001+4*y)^4
y=4.6*10^17*(1.8*10^(-5)+4*y)^4
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