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3a^2=-5
We move all terms to the left:
3a^2-(-5)=0
We add all the numbers together, and all the variables
3a^2+5=0
a = 3; b = 0; c = +5;
Δ = b2-4ac
Δ = 02-4·3·5
Δ = -60
Delta is less than zero, so there is no solution for the equation
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