Show that the sum of an A.P where first term is "a" the second term is "b" and the last term is "c" is equal to (a+c)(b+c-2a)/2(b-a)

Asked by  | 1st Mar, 2012, 10:04: AM

Expert Answer:

Answered by  | 1st Mar, 2012, 04:36: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.