Question

Найти корни уравнения: x^2=1 7/9

Answer 1

$x {}^{2} =1 \frac{7}{9} \\ x {}^{2} = \frac{16}{9} \\ x = \sqrt{ \frac{16}{9} } \\ x = \frac{4}{3} = 1 \frac{1}{3}$