Question

Check whether the following are quadratic equations: `x^2 + (1)/(x^2) = 3, x ≠ 0`

Answer 1

`x^2 + (1)/(x^2) = 3, x ≠ 0`

x⁴ + 6 = 3x²
x⁴ - 3x² + 6 = 0
It is not a quadratic equation.