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6x^2+48=40=0
We move all terms to the left:
6x^2+48-(40)=0
We add all the numbers together, and all the variables
6x^2+8=0
a = 6; b = 0; c = +8;
Δ = b2-4ac
Δ = 02-4·6·8
Δ = -192
Delta is less than zero, so there is no solution for the equation
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