Question

which of the following is a
quacratic equation ?
a -
$20 = 2x {}^{2} - x {}^{3}$
b-
$\frac{1}{x} + 5x = {x}^{2}$
c-
${2}^{2}( \frac{1}{x} - 5) = 2x$
d-
$\frac{2}{x} - 5 = 3 {x}^{2}$

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Answer 1

Step-by-step explanation:

of the following is a

quacratic equation ?

a -

Answer 2

I don't know what you say I don't know what you mean