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=16Y^2+40
We move all terms to the left:
-(16Y^2+40)=0
We get rid of parentheses
-16Y^2-40=0
a = -16; b = 0; c = -40;
Δ = b2-4ac
Δ = 02-4·(-16)·(-40)
Δ = -2560
Delta is less than zero, so there is no solution for the equation
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