Question

найдите область определения
y=(√x-2)/(x+2)

Answer 1

$1); ; y= frac{sqrt{x-2}}{x+2} \\OOF:; ; left { {{x-2 geq 0} atop {x+2ne 0}} right. ; ; left { {{x geq 2} atop {xne -2}} right. ; ; to ; ; xin [, 2,+infty )\\2); ; y= frac{sqrt{x}-2}{x+2} \\OOF:; ; left { {{x geq 0} atop {x+2ne 0}} right. ; ; left { {{x geq 0} atop {xne -2}} right. ; ; to ; ; xin [, 0,+infty )$

Answer 2

Так какое условие у примера? 1 или 2 ?