never mind, I can't figure how to edit post..
let the 1st term of a sequence be a
let the common difference in an arithmetic progression be d
let the common ratio in a geometric progression be r
nth term in an arithmetic progression: a + (n-1)(d)
Sum of n terms in an arithmetic progression...
Hi all, I'm new to this website, really pleased to have found such a great website to satisfy my mathematical and scientific queries and doubts! anyway, I am currently revising for major tests.. and I can't understand/solve questions regarding Arithmetic/Geometric Progression (if you know what...