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5-(((4-(2*x))^2)/3) = 1 // - 1
5-(((4-(2*x))^2)/3)-1 = 0
5-(((4-2*x)^2)/3)-1 = 0
(-1*(4-2*x)^2)/3-1+5 = 0
(-1*(4-2*x)^2)/3+(-1*3)/3+(3*5)/3 = 0
3*5-1*(4-2*x)^2-1*3 = 0
16*x-4*x^2-19+15 = 0
16*x-4*x^2-4 = 0
16*x-4*x^2-4 = 0
4*(4*x-x^2-1) = 0
4*x-x^2-1 = 0
DELTA = 4^2-(-1*(-1)*4)
DELTA = 12
DELTA > 0
x = (12^(1/2)-4)/(-1*2) or x = (-12^(1/2)-4)/(-1*2)
x = (2*3^(1/2)-4)/(-2) or x = (-2*3^(1/2)-4)/(-2)
4*(x-((2*3^(1/2)-4)/(-2)))*(x-((-2*3^(1/2)-4)/(-2))) = 0
(4*(x-((2*3^(1/2)-4)/(-2)))*(x-((-2*3^(1/2)-4)/(-2))))/3 = 0
(4*(x-((2*3^(1/2)-4)/(-2)))*(x-((-2*3^(1/2)-4)/(-2))))/3 = 0 // * 3
4*(x-((2*3^(1/2)-4)/(-2)))*(x-((-2*3^(1/2)-4)/(-2))) = 0
( 4 )
4 = 0
x belongs to the empty set
( x-((-2*3^(1/2)-4)/(-2)) )
x-((-2*3^(1/2)-4)/(-2)) = 0 // + (-2*3^(1/2)-4)/(-2)
x = (-2*3^(1/2)-4)/(-2)
( x-((2*3^(1/2)-4)/(-2)) )
x-((2*3^(1/2)-4)/(-2)) = 0 // + (2*3^(1/2)-4)/(-2)
x = (2*3^(1/2)-4)/(-2)
x in { (-2*3^(1/2)-4)/(-2), (2*3^(1/2)-4)/(-2) }
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