Question

10' -5 -15 30
5. On a number line, what is the length of the line-segment joining.
1
(
1
)
and
2
2.
2.
(1) 3 and - 3?
(iv)
and - 2
(ii)
1
and 2-2
2
2
2
2
ellewin*​

Answer 1

please say your doubt properly

can't understand