n2-4=-7

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Solution for n2-4=-7 equation: 



n2-4=-7

We move all terms to the left:

n2-4-(-7)=0

We add all the numbers together, and all the variables

n^2+3=0

a = 1; b = 0; c = +3;
Δ = b2-4ac
Δ = 02-4·1·3
Δ = -12
Delta is less than zero, so there is no solution for the equation

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