I have something to ask in image. What does these all letters and symbols signify and means? Please explain all operator? Also follow the image link if image doesn't work (http://upload.wikimedia.org/math/7/0/b/70bebea574563fcd24fe4b9f5066e76c.png).

Asked by Prag Sangha | 26th Dec, 2013, 12:09: AM

Expert Answer:

Answered by  | 26th Dec, 2013, 10:58: AM

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