(2x - 5)/(x^2) = -4
How do you graph this type of equation?
as written it is not a function but an equation that has two solutions
2 x - 5 = -4 x^2
4 x^2 + 2 x - 5 = 0
that is the zeros of the parabola
y = 4 x^2 + 2 x - 5
which are
x = [ -2 +/- sqrt (4 + 80) ]/8
= - .25 +/- 1.15
= -1.39 and + .90