(7x^2)+21=0

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Solution for (7x^2)+21=0 equation: 



(7x^2)+21=0

a = 7; b = 0; c = +21;
Δ = b2-4ac
Δ = 02-4·7·21
Δ = -588
Delta is less than zero, so there is no solution for the equation

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