Question

$2x {}^{2} - 5x = 0 \\ x {}^{2} = \frac{1}{4}$Son dos operaciones.​

Answer 1

Explicación paso a paso:

${2x}^{2} - 5x = 0 \\ x(2x - 5) = 0 \\ x1 = 0 \: \: x2 = \frac{5}{2} \\ \\ {x}^{2} = \frac{1}{4} \\ \\ x = + - \sqrt{ \frac{1}{4} } \\ x1 = \frac{1}{2} \: \: \: x2 = - \frac{1}{2}$