1.4=(1-4x+4x^2)/x

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Solution for 1.4=(1-4x+4x^2)/x equation: 



1.4=(1-4x+4x^2)/x

We move all terms to the left:

1.4-((1-4x+4x^2)/x)=0



Domain of the equation: x)!=0

x!=0/1

x!=0

x∈R



We multiply all the terms by the denominator


-((1-4x+4x^2)+(1.4)*x)=0



We calculate terms in parentheses: -((1-4x+4x^2)+(1.4)*x), so:

(1-4x+4x^2)+(1.4)*x

We multiply parentheses

(1-4x+4x^2)+1.4x

We get rid of parentheses

4x^2-4x+1.4x+1

We add all the numbers together, and all the variables

4x^2-2.6x+1

Back to the equation:

-(4x^2-2.6x+1)



We get rid of parentheses

-4x^2+2.6x-1=0

a = -4; b = 2.6; c = -1;
Δ = b2-4ac
Δ = 2.62-4·(-4)·(-1)
Δ = -9.24
Delta is less than zero, so there is no solution for the equation

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