Question

Compact form to write the following series

1, 7, 13, 19, 25,.. (while series continues from negative infinity to positive infinity) can be​

Answer 1

It can be observed that the following series is an AP

a = 1

d = 6

n = term no.

aₙ = n th term

aₙ = a+(n-1)d

aₙ = 1+(n-1)6

aₙ = 1+6n-6

aₙ = 6n-5

any number of the series will be of the above mentioned form.

Answer 2

Answer:

because it's a personal cht