Question

|x^2-10| > 9x помогите решить.

Answer 1

$|a| textgreater b; ; ; Rightarrow ; ; ; left [ {{a textgreater b} atop {a textless -b}} right. \\\|x^2-10| textgreater 9x; ; ; to ; ; ; left [ {{x^2-10 textgreater 9x} atop {x^2-10 textless -9x}} right. ; ,; left [ {{x^2-9x-10 textgreater 0} atop {x^2+9x-10 textless 0}} right. ; ,\\ left [ {{(x+1)(x-10) textgreater 0} atop {(x-1)(x+10) textless 0}} right. ; ,; left [ {{xin (-infty ,-1)cup (10,+infty )} atop {xin (-10,1)}} right. ; Rightarrow ; ; xin (-infty ,1)U(10,+infty )$

Answer 2

В смысле

Answer 3

???

Answer 4

Спасибо