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
arctan0.2x+arctan0.05x=90
arctan( 1/4x)-90-arctan (1/7x)-arctan(0.2x)-arctan (0.05x)=180
x*x(1+0.04x*x)(1+0.0025x*x)=36
x^2-2x-3=0
x2-2x-3=0
x2=4
0 = x^6-17*x^4-12*x^3+49*x^2+48*x-13
3.5(1-2x)=2. 1
(x^2)/16+x-81/36=0
2/3x÷1/4x=12
2/7 x+1/2 x等于11
18+9*0.4=1.8x
18+0.4x=1.8x
18+4x=1.8x
x^2=(1+x)*(1+x)
2-632*x^(5/3)=x
15/133.58+x/1000+(62-x)/1650=0.136
2x+2000÷7x-2000=5÷7
(1+r)^2=(1+r)(1+r)
(17/20)X-(3797/18985)X=192426047
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