11=-5x2

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Solution for 11=-5x2 equation: 



11=-5x^2

We move all terms to the left:

11-(-5x^2)=0

We get rid of parentheses

5x^2+11=0

a = 5; b = 0; c = +11;
Δ = b2-4ac
Δ = 02-4·5·11
Δ = -220
Delta is less than zero, so there is no solution for the equation

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