Question

Найти область функций:
F(x)=корень x-2 + корень 4-x

Answer 1

$y= sqrt{x-2}+ sqrt{4-x} \ left { {{x-2 geq 0} atop {4-x geq 0}} right. \ left { {{x geq 2} atop {x leq 4}} right. \ D(y)=[2; 4]$