Question

Explicitați modulul:
|1-x|; |3x-6|; |10-5x|.

Dau coroana

Answer 1

|1-x| =$\left \{ {{x-1,x \geq 1} \atop {1-x,x\ \textless \ 1}} \right.$
|3x-6| = $\left \{ {{3x-6,3x \geq 6} \atop {6-3x,3x\ \textless \ 6}} \right.$
|10-5x|= $\left \{ {{5x-10,5x \geq 10} \atop {10-5x,5x\ \textless \ 10}} \right.$