Question

ajuda por favor
1/2x² - x + 4/9 =0

Answer 1

$\frac{x^2}{2}-x+\frac{4}{9} =0 \\ \\ 9x^2-18x+8=0 \\ \\ \Delta=(-18)^2-4.9.8)=324-288=36 \\ \\ x=\frac{18+-\sqrt{36}}{2.9}=\frac{18+-6}{18} \\ \\ x_1=\frac{12}{18}=\frac{2}{3} \\ \\ x_2=\frac{24}{18}=\frac{4}{3}$