На фото задача!!!

решите

Ответы:

$f(x)=frac{4x+5}{2-5x}\g(x)=frac{-2}{x-2}\\f(g(x))=frac{4(frac{-2x}{x-2})+5}{2-5frac{-2}{x-2}}&lt,1\\frac{frac{-8x+5x-10}{x-2}}{frac{2x+6}{x-2}}&lt,1\frac{-3x-10}{2x+6}&lt,1\frac{-3x-10-2x-6}{2x+6}&lt,0\frac{-5x-16}{2x+6}&lt,0\ left { {{-5x-16&lt,0} atop {2x+6&gt,0}} right.\\ left { {{-5x-16&gt,0} atop {2x+6&lt,0}} right. \(-oo,-frac{16}{5})U(-3,+oo)$