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5x^2-2=-92
We move all terms to the left:
5x^2-2-(-92)=0
We add all the numbers together, and all the variables
5x^2+90=0
a = 5; b = 0; c = +90;
Δ = b2-4ac
Δ = 02-4·5·90
Δ = -1800
Delta is less than zero, so there is no solution for the equation
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