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.680=((.500-x)(1.00-x))/x
We move all terms to the left:
.680-(((.500-x)(1.00-x))/x)=0
Domain of the equation: x)!=0We add all the numbers together, and all the variables
x!=0/1
x!=0
x∈R
-(((-1x+0.5)(-1x+1))/x)+.680=0
We add all the numbers together, and all the variables
-(((-1x+0.5)(-1x+1))/x)+0.68=0
We multiply parentheses ..
-(((+x^2-1x-0.5x+0.5))/x)+0.68=0
We multiply all the terms by the denominator
-(((+x^2-1x-0.5x+0.5))+(0.68)*x)=0
We calculate terms in parentheses: -(((+x^2-1x-0.5x+0.5))+(0.68)*x), so:We get rid of parentheses
((+x^2-1x-0.5x+0.5))+(0.68)*x
We multiply parentheses
((+x^2-1x-0.5x+0.5))+0.68x
We calculate terms in parentheses: +((+x^2-1x-0.5x+0.5)), so:We add all the numbers together, and all the variables
(+x^2-1x-0.5x+0.5)
We get rid of parentheses
x^2-1x-0.5x+0.5
We add all the numbers together, and all the variables
x^2-1.5x+0.5
Back to the equation:
+(x^2-1.5x+0.5)
0.68x+(x^2-1.5x+0.5)
We get rid of parentheses
x^2+0.68x-1.5x+0.5
We add all the numbers together, and all the variables
x^2-0.82x+0.5
Back to the equation:
-(x^2-0.82x+0.5)
-x^2+0.82x-0.5=0
We add all the numbers together, and all the variables
-1x^2+0.82x-0.5=0
a = -1; b = 0.82; c = -0.5;
Δ = b2-4ac
Δ = 0.822-4·(-1)·(-0.5)
Δ = -1.3276
Delta is less than zero, so there is no solution for the equation
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