Question

x
${x}^{2} = \frac{25}{4?}$

Answer 1

$x^{2} = \frac{25}{4} \\ \\ x=\pm \sqrt{ \frac{25}{4} } \\ \\ x=\pm \frac{5}{2} \\ \\ S=\{- \frac{5}{2} ,+ \frac{5}{2} \}$