Question

Решите неравенство
sqrt(x+2)>sqrt(4-x)

Answer 1

$sqrt{x+2} textgreater sqrt{4-x}; ; ; Leftrightarrow ; ; ; left { {{x+2 textgreater 4-x} atop {4-x geq 0}} right. ; ,; left { {{2x textgreater 2} atop {x leq 4}} right. ; ,; left { {{x textgreater 1} atop {x leq 4}} right. \\xin (1,4, ]$