Question

qual o modulo de | π-3 |

Answer 1

| π-3 | =
| 3,1415 - 3 | =
| 0,1415 | = 0,1415 -> aproximadamente

Answer 2

$\pi>3\;\;\Rightarrow\;\;\pi-3>0$

Portanto,

$|\pi-3|=\pi-3$