Question

if the nth term of an ap is 3+n/4 then it's common difference is​

Answer 1

here , an = 3+n / 4

then , a1 = 3 + 1 / 4 = 4 /4 = 4 and a2 = 3+2/4 = 5/ 4

now ,

common difference , d = a2 - a1

= 5/ 4 - 1

= 5-4/4

= 1/4