Question

the discriminant of the quadratic equation x+1\x=5\2​

Answer 1

Answer:

x+1/x=5/2

2x+2=5x

2=5x-2x

2=3x

x=2/3

Step-by-step explanation:

not sure but may be this is right

Answer 2

Answer:

$x + \frac{1}{x} = \frac{5}{2} \\ \frac{ {x}^{2} + 1}{x} = \frac{5}{2 } \\ 2x {}^{2} + 2 = 5x \\ 2 {x}^{2} - 5x + 2 = 0 \\ \\ \\ a = 2 \\ b = - 5 \\ c = 2 \\ d = b {}^{2} - 4ac \\ d = { - 5}^{2} - 4(2)(2) \\ d = 25 - 16 \\ d = 9$

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