-2y(y-4)=11

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Solution for -2y(y-4)=11 equation: 



-2y(y-4)=11

We move all terms to the left:

-2y(y-4)-(11)=0

We multiply parentheses

-2y^2+8y-11=0

a = -2; b = 8; c = -11;
Δ = b2-4ac
Δ = 82-4·(-2)·(-11)
Δ = -24
Delta is less than zero, so there is no solution for the equation

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