b^2=4b-8

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Solution for b^2=4b-8 equation: 



b^2=4b-8

We move all terms to the left:

b^2-(4b-8)=0

We get rid of parentheses

b^2-4b+8=0

a = 1; b = -4; c = +8;
Δ = b2-4ac
Δ = -42-4·1·8
Δ = -16
Delta is less than zero, so there is no solution for the equation

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