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
arctanx/20+arctanx/2=90
x+3/x=6
x^3+2x^2-7x-10=0
(0.8-0.02x2)x(2-0.02)+(10-0.02x2)x(2.1-0.02)x14+(0.9-0.02)x2x(21-0.02)x8+(1.5-0.02x2)x2+(2.4-0.02x2)x(3.0-0.02)
(0.8-0.02x2)x(2-0.02)+(10-0.02x2)x(2.1-0.02)x14+(0.9-0.02)x2x(21-0.02)x8+(1.5-0.02x2)x2+(2.4-0.02x2)x(3.0-0.02)=
x÷8-x÷12=12
4x²-36x+96
12x²-72x+96
(-1)*90-arctan(x)+arctan(0.507*x)-arctan(0.078*x)=-1*180
-90-arctan(x)-arctan(0.078*x)+arctan(0.507*x)=-180
11280.15=(220*63-x)*0.95+8*63
arctan(0.2*x)+arctan(0.01*x)=60
x²+1/x²
4.3188=((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))
3.6904=((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))
x^3-2x+1=0
x^4-6x^2-9=0
50*10^3=0.14*1000*2/3*x
50*10^6=0.14/6*1000*x*x
(21x-7)*(1+1.16x)=2.16x
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