Choose the best possible option.
$x^{3} - 5 x + 2 x^{2} + 1 = 0$ is quadratic equation.

Yes

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Can't predict

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None

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Solution

The correct option is B No
The degree of equation is 3.
$∴ x^{3} - 5 x + 2 x^{2} + 1 = 0$ is not quadratic.
It is cubic equation.

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