Question

How many terms are there in the series 5 + 9 + 13 +.....+ 77 ?​

Answer 1

19 terms

Explanation:

terms = 5,9,13,17,21,25,29,33,37,41,45,49,53,57,61,65,69,71,73,77

I hope it will be helpful

Answer 2

19 term

Explanation:

you need to know the expression ... these three dots, first

not easy

(77-5)/4+1=19