[tex]\large \mathfrak{Solution : }[/tex]
Common difference of an Arithmetic progression can be found out by subtracting the preceding term from that given term.
i.e
- [tex]common \: \: difference = 4 - 8[/tex]
- [tex]common \: \: difference = - 4[/tex]
therefore, the common difference of the above Arithmetic progression is -4 .
