Question

ПОМОГИТЕ ПОЖАЛУЙСТА
неравенство - полное решение

Answer 1

$left { {{ frac{x^4-81}{3x^2+8x-3} geq 0} atop {-3x+9 geq 0}} right. ; left { {{ frac{(x-3)(x+3)(x+9)}{3(x-frac{1}{3})(x+3)} geq 0 } atop {-3(x-3) geq 0}} right. \\a); ; ; frac{(x-3)(x+3)(x+9)}{3(x-frac{1}{3})(x+3)} geq 0; ,; ; xne -3; ,; ; xne frac{1}{3}\\---[-9, ]+++(-3)+++(frac{1}{3})---[, 3, ]+++\\xin [-9,-3)cup (-3,frac{1}{3})cup [, 3,+infty )\\b); ; ; -3(x-3) geq 0; ; ; to ; ; ; 3(x-3) leq 0; ,; ; x leq 3\\xin (-infty ,3, ]$

$c); ; ; left { {{xin [-9,-3)cup (-3,frac{1}{3})cup [3,+infty )} atop {xin (-infty ,3, ]}} right. ; ; ; to ; ; ; xin [-9,-3)cup (-3,frac{1}{3})cup {3}$