Question

show that the sequence 7n+1 is an A.p find the first term and common difference​

Answer 1

Answer:

7n+1

in the place of “n" take 1'2'3'4like this ok.

Then u slove it .for ex

7×1+1=8

7×2+1=15 and so on....

first term is 8 and common difference is 15-8=7