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-4f*8f=16
We move all terms to the left:
-4f*8f-(16)=0
Wy multiply elements
-32f^2-16=0
a = -32; b = 0; c = -16;
Δ = b2-4ac
Δ = 02-4·(-32)·(-16)
Δ = -2048
Delta is less than zero, so there is no solution for the equation
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