Question

Алгебра, пж помогите,умоляю дам 15 баллов!!!!

Answer 1

$\frac{\sqrt{11-4a} }{a-2}\\\\\left \{ {{11-4a\geq0 } \atop {a-2\neq0 }} \right.\\\\\left \{ {{-4a\geq-11 } \atop {a\neq2 }} \right.\\\\\left \{ {{a\leq2,75 } \atop {a\neq 2}} \right.\\\\Otvet:\boxed{a<2;2<a\leq2,75}$