Resposta :
Resposta: 16/9
Explicação passo a passo:
[tex]x^{2} -2x+1\\\\(-\frac{1}{3})^{2} - 2(-\frac{1}{3} ) + 1\\\\\frac{1}{9} + \frac{2}{3} + 1\\\\\frac{1}{9} + \frac{6}{9} + \frac{9}{9} \\\\\frac{16}{9}[/tex]
Resposta: 16/9
Explicação passo a passo:
[tex]x^{2} -2x+1\\\\(-\frac{1}{3})^{2} - 2(-\frac{1}{3} ) + 1\\\\\frac{1}{9} + \frac{2}{3} + 1\\\\\frac{1}{9} + \frac{6}{9} + \frac{9}{9} \\\\\frac{16}{9}[/tex]