Question

Answer this question please with perfectly Q-4​

Answer 1

For $n \geqslant 0$, We have

$|n| = n \\ |-n| = n$

i)

$| - 5| + |5| \\ = 5 + 5 = 10$

ii)

$- |5| + |5| \\ = - 5 + 5 = 0$