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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
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==LiAl==
Determinant
Matrix multiplication
Inverse matrix
==der==
Derivative function
==img==
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==que==
Q&A
current location:Solving equations online >
On line Solution of Monovariate Equation
> The history of univariate equation calculation
(10-1)x^2-2(18.29+18.42+19.70+20.60+19.85+19.73+20.32+20.21+20.71+20.68)x-(18.29+18.42+19.70+20.60+19.85+19.73+20.32+20.21+20.71+20.68)^2+18.29^2+18.42^2+19.70^2+20.60^2+19.85^2+19.73^2+20.32^2+20.21^2+20.71^2+20.68^2-0.689*10=0
(10-1)x^2-2(18.29+18.42+19.70+20.60+19.85+19.73+20.32+20.21+20.71+20.68)x-(18.29+18.42+19.70+20.60+19.85+19.73+20.32+20.21+20.71+20.68)^2+18.29^2+18.42^2+19.70^2+20.60^2+19.85^2+19.73^2+20.32^2+20.21^2+20.71^2+20.68^2-0.538*10=0
10x^4-7x^2+1=0
(10-1)x^2-2(10+20+30+40+50+60+70+80+90)x-(10+20+30+40+50+60+70+80+90)^2+10^2+20^2+30^2+40^2+50^2+60^2+70^2+80^2+90^2-825*10=0
3(2x-3)=4(3-x)-3
60-2(x-5)=3x+30
107(x-1.3)=7(x+6.5)
107(x-6.3)=3.7(x+6)
ln2 -x/x
1/4X+X=3/4
5/6x—1/6x=1/4
25a^4-60a^3+11a^2+30a-36=0
0.5=15%/[(x-25)/25x100%
3.1259=(26.23*0.681*(x+0.1))/(1+0.681(x+0.1))*(100-14.9-0.96)/100*1/(1+0.31*0.96)+(1.45(x+0.1))/(1.36*0.101325)
x=0.1*26.23*0.681/(1+0.681*0.1)*(100-14.9%-0.96%)/100*1/(1+0.31*0.96%)+1.45/(1.36*0.101325)
x=0.1*26.23*0.681/(1+0.681*0.1)*(100-14.9-0.96)/100*1/(1+0.31*0.96)+1.45/(1.36*0.101325)
lnx-1/x
x=26.23*0.681/(1+0.681)*(100-14.9-0.96)/100*1/(1+0.31*0.96)+1.45/(1.36*0.101325)
3.7824=(26.23*0.681*(x+0.1))/(1+0.681(x+0.1))*(100-14.9-0.96)/100*1/(1+0.31*0.96)+(1.45(x+0.1))/(1.36*0.101325)
x+arctan(0.8x)=π
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