Question

Which compound inequality is equivalent to lax- bl > C for all real numbers a, b, and c, where c20?

Answer 1

First we need to solve the bsolute value

$\begin{gathered} |ax-b|>C \\ ax-b<-C\text{ or }ax-b>C \end{gathered}$

and its all

you can use this table to solve inequalitys with absolute value