Question

we are given an ap with first term a and vommon differecnce d if each of its term is increasrd by k. will it be an ap

Answer 1

a1 =a cd=d
then
tn=an +(n-1)d
n= k+1......k+n
will ans be yes it will an ap
tn+k=a (n+k) + (n+k-1)d
.
.
.
so c.d. & a constant