Question

Вариант 9 (номер 4).

Answer 1

$y= frac{ sqrt{3x^2-x-14} }{2x+5} \\OOF:quad left { {{3x^2-x-14 geq 0} atop {2x+5ne 0}} right. ; left { {{3(x+2)(x-frac{7}{3}) geq 0} atop {xne -frac{5}{2}}} right. ; left { {{xin (-infty ,-2, ]cup [, frac{7}{3},+infty )} atop {xne -2,5}} right. \\+++(-2,5)+++[, -2, ]---[, frac{7}{3}, ]+++++\\xin (-infty ;, -2,5)cup (-2,5, ;-2, ]cup [, frac{7}{3}, ;+infty )$