Question

gia tri x đe bieu thuc co giá trị âm

E=\(\frac{x-2}{x-6}\)

Answer 1

\(\frac{x-6+4}{x+6}\)<0   =. 1+ \(\frac{4}{x+6}\)<0   => \(\frac{4}{x+6}\) < -1    => x+6< -4   => x< -10